diff --git a/dot.sln.DotSettings b/dot.sln.DotSettings
index 24a4bdd..e0c09a2 100644
--- a/dot.sln.DotSettings
+++ b/dot.sln.DotSettings
@@ -1,8 +1,4 @@
 <wpf:ResourceDictionary xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:s="clr-namespace:System;assembly=mscorlib" xmlns:wpf="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xml:space="preserve">
-	<s:Boolean x:Key="/Default/Environment/SettingsMigration/IsMigratorApplied/=JetBrains_002EReSharper_002EPsi_002ECSharp_002ECodeStyle_002ECSharpKeepExistingMigration/@EntryIndexedValue">True</s:Boolean>
-	<s:Boolean x:Key="/Default/Environment/SettingsMigration/IsMigratorApplied/=JetBrains_002EReSharper_002EPsi_002ECSharp_002ECodeStyle_002ECSharpPlaceEmbeddedOnSameLineMigration/@EntryIndexedValue">True</s:Boolean>
-	<s:Boolean x:Key="/Default/Environment/SettingsMigration/IsMigratorApplied/=JetBrains_002EReSharper_002EPsi_002ECSharp_002ECodeStyle_002ECSharpUseContinuousIndentInsideBracesMigration/@EntryIndexedValue">True</s:Boolean>
-	<s:Boolean x:Key="/Default/Environment/SettingsMigration/IsMigratorApplied/=JetBrains_002EReSharper_002EPsi_002ECSharp_002ECodeStyle_002ESettingsUpgrade_002EMigrateBlankLinesAroundFieldToBlankLinesAroundProperty/@EntryIndexedValue">True</s:Boolean>
     <s:Boolean x:Key="/Default/ReSpeller/ReSpellerEnabled/@EntryValue">False</s:Boolean>
     <s:Int64 x:Key="/Default/CodeStyle/CodeFormatting/CSharpFormat/KEEP_BLANK_LINES_IN_CODE/@EntryValue">1</s:Int64>
     <s:Int64 x:Key="/Default/CodeStyle/CodeFormatting/CSharpFormat/KEEP_BLANK_LINES_IN_DECLARATIONS/@EntryValue">1</s:Int64>
@@ -16,7 +12,6 @@
     <s:String x:Key="/Default/CodeStyle/Naming/CSharpNaming/PredefinedNamingRules/=PrivateConstants/@EntryIndexedValue">&lt;Policy Inspect="True" Prefix="_" Suffix="" Style="AA_BB" /&gt;</s:String>
     <s:String x:Key="/Default/CodeStyle/Naming/CSharpNaming/PredefinedNamingRules/=PrivateStaticReadonly/@EntryIndexedValue">&lt;Policy Inspect="True" Prefix="_" Suffix="" Style="aaBb" /&gt;</s:String>
     <s:String x:Key="/Default/CodeStyle/Naming/CSharpNaming/PredefinedNamingRules/=StaticReadonly/@EntryIndexedValue">&lt;Policy Inspect="True" Prefix="" Suffix="" Style="AaBb" /&gt;</s:String>
-
     <s:String x:Key="/Default/CodeStyle/CSharpFileLayoutPatterns/Pattern/@EntryValue">&lt;?xml version="1.0" encoding="utf-16"?&gt;
 &lt;Patterns xmlns="urn:schemas-jetbrains-com:member-reordering-patterns"&gt;
     &lt;TypePattern&gt;
@@ -57,5 +52,4 @@
         &lt;/Entry&gt;
     &lt;/TypePattern&gt;
 &lt;/Patterns&gt;</s:String>
-
 </wpf:ResourceDictionary>
\ No newline at end of file
diff --git a/git-clean.cmd b/git-clean.cmd
index 5f7b39a..07b006c 100644
--- a/git-clean.cmd
+++ b/git-clean.cmd
@@ -1 +1,2 @@
-git reset --hard | git clean -d -fx .
\ No newline at end of file
+git reset --hard
+git clean -d -fx .
\ No newline at end of file
diff --git a/src/AssemblyInfo.cs b/src/AssemblyInfo.cs
index 21578b5..7b70604 100644
--- a/src/AssemblyInfo.cs
+++ b/src/AssemblyInfo.cs
@@ -24,5 +24,5 @@ internal static class AssemblyInfo
     public const  string ASSEMBLY_PRODUCT                  = "dot";
     public const  string ASSEMBLY_TITLE                    = "功能全面的实用工具 - 程序员的瑞士军刀";
     public const  string ASSEMBLY_VERSION                  = _VERSION;
-    private const string _VERSION                          = "1.1.6";
+    private const string _VERSION                          = "1.1.7";
 }
\ No newline at end of file
diff --git a/src/Color/MouseHook.cs b/src/Color/MouseHook.cs
deleted file mode 100644
index 0d410f5..0000000
--- a/src/Color/MouseHook.cs
+++ /dev/null
@@ -1,82 +0,0 @@
-// ReSharper disable ClassNeverInstantiated.Global
-
-#if NET7_0_WINDOWS
-using System.Diagnostics;
-using System.Runtime.InteropServices;
-
-namespace Dot.Color;
-
-internal sealed class MouseHook : IDisposable
-{
-    private const    int  _WH_MOUSE_LL    = 14;
-    private const    int  _WM_LBUTTONDOWN = 0x0201;
-    private const    int  _WM_MOUSEMOVE   = 0x0200;
-    private readonly nint _hookId;
-    private          bool _disposed;
-
-    public MouseHook()
-    {
-        _hookId = SetHook(HookCallback);
-    }
-
-    ~MouseHook()
-    {
-        Dispose(false);
-    }
-
-    public event MouseEventHandler MouseEvent;
-
-    public void Dispose()
-    {
-        Dispose(true);
-        GC.SuppressFinalize(this);
-    }
-
-    private static nint SetHook(Func<int, nint, nint, nint> proc)
-    {
-        using var curProcess = Process.GetCurrentProcess();
-        using var curModule  = curProcess.MainModule!;
-        return Win32.SetWindowsHookEx(_WH_MOUSE_LL, proc, Win32.GetModuleHandle(curModule.ModuleName), 0);
-    }
-
-    private void Dispose(bool disposing)
-    {
-        if (_disposed) {
-            return;
-        }
-
-        if (disposing) {
-            //
-        }
-
-        if (_hookId != default) {
-            Win32.UnhookWindowsHookEx(_hookId);
-        }
-
-        _disposed = true;
-    }
-
-    private nint HookCallback(int nCode, nint wParam, nint lParam)
-    {
-        if (nCode < 0 || (wParam != _WM_MOUSEMOVE && wParam != _WM_LBUTTONDOWN)) {
-            return Win32.CallNextHookEx(_hookId, nCode, wParam, lParam);
-        }
-
-        var hookStruct = (Msllhookstruct)Marshal.PtrToStructure(lParam, typeof(Msllhookstruct))!;
-        MouseEvent?.Invoke(null, new MouseEventArgs(                                           //
-                               wParam == _WM_MOUSEMOVE ? MouseButtons.None : MouseButtons.Left //
-                             , 0                                                               //
-                             , hookStruct.X                                                    //
-                             , hookStruct.Y                                                    //
-                             , 0));
-        return Win32.CallNextHookEx(_hookId, nCode, wParam, lParam);
-    }
-
-    [StructLayout(LayoutKind.Explicit)]
-    private readonly struct Msllhookstruct
-    {
-        [FieldOffset(0)] public readonly int X;
-        [FieldOffset(4)] public readonly int Y;
-    }
-}
-#endif
\ No newline at end of file
diff --git a/src/Color/WinMain.cs b/src/Color/WinMain.cs
index 78dfe70..82c5d76 100644
--- a/src/Color/WinMain.cs
+++ b/src/Color/WinMain.cs
@@ -1,6 +1,7 @@
 #if NET7_0_WINDOWS
 using System.Runtime.InteropServices;
 using System.Runtime.Versioning;
+using Dot.Native;
 using TextCopy;
 
 namespace Dot.Color;
diff --git a/src/Native/MouseHook.cs b/src/Native/MouseHook.cs
new file mode 100644
index 0000000..15a8d57
--- /dev/null
+++ b/src/Native/MouseHook.cs
@@ -0,0 +1,73 @@
+// ReSharper disable ClassNeverInstantiated.Global
+
+#if NET7_0_WINDOWS
+using System.Diagnostics;
+using System.Runtime.InteropServices;
+
+namespace Dot.Native;
+
+internal sealed class MouseHook : IDisposable
+{
+    private readonly nint _hookId;
+    private          bool _disposed;
+
+    public MouseHook()
+    {
+        _hookId = SetHook(HookCallback);
+    }
+
+    ~MouseHook()
+    {
+        Dispose(false);
+    }
+
+    public event MouseEventHandler MouseMoveEvent;
+
+    public void Dispose()
+    {
+        Dispose(true);
+        GC.SuppressFinalize(this);
+    }
+
+    private static nint SetHook(Win32.HookProc lpfn)
+    {
+        using var process = Process.GetCurrentProcess();
+        using var module  = process.MainModule;
+        return Win32.SetWindowsHookExA(Win32.WH_MOUSE_LL, lpfn, module!.BaseAddress, 0);
+    }
+
+    private void Dispose(bool disposing)
+    {
+        if (_disposed) {
+            return;
+        }
+
+        if (disposing) {
+            //
+        }
+
+        if (_hookId != default) {
+            Win32.UnhookWindowsHookExA(_hookId);
+        }
+
+        _disposed = true;
+    }
+
+    private nint HookCallback(int nCode, nint wParam, nint lParam)
+    {
+        if (wParam == Win32.WM_MOUSEMOVE) {
+            var hookStruct = (Msllhookstruct)Marshal.PtrToStructure(lParam, typeof(Msllhookstruct))!;
+            MouseMoveEvent?.Invoke(null, new MouseEventArgs(MouseButtons.None, 0, hookStruct.X, hookStruct.Y, 0));
+        }
+
+        return Win32.CallNextHookEx(_hookId, nCode, wParam, lParam);
+    }
+
+    [StructLayout(LayoutKind.Explicit)]
+    private readonly struct Msllhookstruct
+    {
+        [FieldOffset(0)] public readonly int X;
+        [FieldOffset(4)] public readonly int Y;
+    }
+}
+#endif
\ No newline at end of file
diff --git a/src/Win32.cs b/src/Native/Win32.cs
similarity index 65%
rename from src/Win32.cs
rename to src/Native/Win32.cs
index c9b6e6a..3f91e6c 100644
--- a/src/Win32.cs
+++ b/src/Native/Win32.cs
@@ -3,17 +3,23 @@
 
 using System.Runtime.InteropServices;
 
-namespace Dot;
+namespace Dot.Native;
 
 internal static partial class Win32
 {
-    public const int SW_HIDE          = 0;
-    public const int WM_CHANGECBCHAIN = 0x030D;
-    public const int WM_DRAWCLIPBOARD = 0x308;
+    public const  int    CS_DROP_SHADOW   = 0x20000;
+    public const  int    GCL_STYLE        = -26;
+    public const  int    SW_HIDE          = 0;
+    public const  int    WH_MOUSE_LL      = 14;
+    public const  int    WM_CHANGECBCHAIN = 0x030D;
+    public const  int    WM_DRAWCLIPBOARD = 0x308;
+    public const  int    WM_LBUTTONDOWN   = 0x0201;
+    public const  int    WM_MOUSEMOVE     = 0x0200;
+    private const string _GDI32_DLL       = "gdi32.dll";
+    private const string _KERNEL32_DLL    = "kernel32.dll";
+    private const string _USER32_DLL      = "user32.dll";
 
-    private const string _GDI32_DLL    = "gdi32.dll";
-    private const string _KERNEL32_DLL = "kernel32.dll";
-    private const string _USER32_DLL   = "user32.dll";
+    public delegate nint HookProc(int nCode, nint wParam, nint lParam);
 
     [LibraryImport(_USER32_DLL)]
     internal static partial nint CallNextHookEx(nint hhk, int nCode, nint wParam, nint lParam);
@@ -22,6 +28,9 @@ internal static partial class Win32
     [return: MarshalAs(UnmanagedType.Bool)]
     internal static partial bool ChangeClipboardChain(nint hWndRemove, nint hWndNewNext);
 
+    [LibraryImport(_USER32_DLL)]
+    internal static partial int GetClassLongA(nint hWnd, int nIndex);
+
     [LibraryImport(_KERNEL32_DLL)]
     internal static partial nint GetConsoleWindow();
 
@@ -29,7 +38,7 @@ internal static partial class Win32
     internal static partial nint GetDesktopWindow();
 
     [LibraryImport(_KERNEL32_DLL, StringMarshalling = StringMarshalling.Utf16)]
-    internal static partial nint GetModuleHandle(string lpModuleName);
+    internal static partial nint GetModuleHandleA(string lpModuleName);
 
     [LibraryImport(_GDI32_DLL)]
     internal static partial uint GetPixel(nint dc, int x, int y);
@@ -43,6 +52,9 @@ internal static partial class Win32
     [LibraryImport(_USER32_DLL)]
     internal static partial int SendMessageA(nint hwnd, uint wMsg, nint wParam, nint lParam);
 
+    [LibraryImport(_USER32_DLL)]
+    internal static partial int SetClassLongA(nint hWnd, int nIndex, int dwNewLong);
+
     [LibraryImport(_USER32_DLL)]
     internal static partial int SetClipboardViewer(nint hWnd);
 
@@ -50,8 +62,7 @@ internal static partial class Win32
     internal static partial void SetLocalTime(Systemtime st);
 
     [LibraryImport(_USER32_DLL)]
-    internal static partial nint SetWindowsHookEx(int  idHook, Func<int, nint, nint, nint> lpfn, nint hMod
-                                                , uint dwThreadId);
+    internal static partial nint SetWindowsHookExA(int idHook, HookProc lpfn, nint hMod, uint dwThreadId);
 
     [LibraryImport(_USER32_DLL)]
     [return: MarshalAs(UnmanagedType.Bool)]
@@ -59,7 +70,7 @@ internal static partial class Win32
 
     [LibraryImport(_USER32_DLL)]
     [return: MarshalAs(UnmanagedType.Bool)]
-    internal static partial bool UnhookWindowsHookEx(nint hhk);
+    internal static partial bool UnhookWindowsHookExA(nint hhk);
 
     [StructLayout(LayoutKind.Explicit)]
     internal ref struct Systemtime
diff --git a/src/Text/Main.Output.cs b/src/Text/Main.Output.cs
deleted file mode 100644
index 6c45ae4..0000000
--- a/src/Text/Main.Output.cs
+++ /dev/null
@@ -1,22 +0,0 @@
-namespace Dot.Text;
-
-internal sealed partial class Main
-{
-    private ref struct Output
-    {
-        public ReadOnlySpan<char> Base64;
-        public ReadOnlySpan<char> Base64DeCode;
-        public ReadOnlySpan<char> Base64DeCodeHex;
-        public ReadOnlySpan<char> EncodingName;
-        public ReadOnlySpan<char> Hex;
-        public ReadOnlySpan<char> HtmlDecode;
-        public ReadOnlySpan<char> HtmlEncode;
-        public ReadOnlySpan<char> Md5;
-        public ReadOnlySpan<char> OriginText;
-        public ReadOnlySpan<char> Sha1;
-        public ReadOnlySpan<char> Sha256;
-        public ReadOnlySpan<char> Sha512;
-        public ReadOnlySpan<char> UrlDecode;
-        public ReadOnlySpan<char> UrlEncode;
-    }
-}
\ No newline at end of file
diff --git a/src/Text/Main.cs b/src/Text/Main.cs
index c36648b..e3eaca2 100644
--- a/src/Text/Main.cs
+++ b/src/Text/Main.cs
@@ -12,7 +12,7 @@ namespace Dot.Text;
 
 [Description(nameof(Str.TextTool))]
 [Localization(typeof(Str))]
-internal sealed partial class Main : ToolBase<Option>
+internal sealed class Main : ToolBase<Option>
 {
     #if NET7_0_WINDOWS
     protected override async Task Core()
@@ -39,20 +39,29 @@ internal sealed partial class Main : ToolBase<Option>
     {
         Output ret;
         var    inputHex = text.Hex(enc);
-        ret.Base64DeCodeHex = ReadOnlySpan<char>.Empty;
-        ret.Base64DeCode    = ReadOnlySpan<char>.Empty;
-        ret.EncodingName    = enc.EncodingName;
-        ret.OriginText      = text;
-        ret.Hex             = inputHex.String();
-        ret.Base64          = text.Base64(enc);
-        ret.Md5             = MD5.HashData(inputHex).String();
-        ret.Sha1            = SHA1.HashData(inputHex).String();
-        ret.Sha256          = SHA256.HashData(inputHex).String();
-        ret.Sha512          = SHA512.HashData(inputHex).String();
-        ret.UrlEncode       = text.Url();
-        ret.UrlDecode       = text.UrlDe();
-        ret.HtmlDecode      = text.HtmlDe();
-        ret.HtmlEncode      = text.Html();
+        ret.Base64DeCodeHex  = ReadOnlySpan<char>.Empty;
+        ret.Base64DeCode     = ReadOnlySpan<char>.Empty;
+        ret.EncodingName     = enc.EncodingName;
+        ret.Hex              = inputHex.String();
+        ret.Base64           = text.Base64(enc);
+        ret.Md5              = MD5.HashData(inputHex).String();
+        ret.Sha1             = SHA1.HashData(inputHex).String();
+        ret.Sha256           = SHA256.HashData(inputHex).String();
+        ret.Sha512           = SHA512.HashData(inputHex).String();
+        ret.UrlEncode        = text.Url();
+        ret.UrlDecode        = text.UrlDe();
+        ret.HtmlDecode       = text.HtmlDe();
+        ret.HtmlEncode       = text.Html();
+        ret.PercentUnicode   = default;
+        ret.AndUnicode       = default;
+        ret.BacksLantUnicode = default;
+        ret.UnicodeDecode    = text.UnicodeDe();
+
+        if (Equals(enc, Encoding.BigEndianUnicode)) {
+            ret.PercentUnicode   = inputHex.String(false, "%u", 2);
+            ret.AndUnicode       = inputHex.String(false, @";&#x", 2)[1..] + ";";
+            ret.BacksLantUnicode = inputHex.String(false, @"\u", 2);
+        }
 
         if (!text.IsBase64String()) {
             return ret;
@@ -76,6 +85,37 @@ internal sealed partial class Main : ToolBase<Option>
         return ret;
     }
 
+    private static string BuildTemplate(Output o)
+    {
+        var sb = new StringBuilder();
+
+        sb.AppendLine( //
+            CultureInfo.InvariantCulture
+          , $"{new string('-', 20)} {o.EncodingName} {new string('-', 30 - o.EncodingName.Length)}");
+        sb.AppendLine(CultureInfo.InvariantCulture, $"hex:               {o.Hex}");
+        sb.AppendLine(CultureInfo.InvariantCulture, $"base64:            {o.Base64}");
+        sb.AppendLine(CultureInfo.InvariantCulture, $"base64-decode-hex: {o.Base64DeCodeHex}");
+        sb.AppendLine(CultureInfo.InvariantCulture, $"base64-decode:     {o.Base64DeCode}");
+        sb.AppendLine(CultureInfo.InvariantCulture, $"md5:               {o.Md5}");
+        sb.AppendLine(CultureInfo.InvariantCulture, $"sha1:              {o.Sha1}");
+        sb.AppendLine(CultureInfo.InvariantCulture, $"sha256:            {o.Sha256}");
+        sb.AppendLine(CultureInfo.InvariantCulture, $"sha512:            {o.Sha512}");
+        sb.AppendLine(CultureInfo.InvariantCulture, $"url-encode:        {o.UrlEncode}");
+        sb.AppendLine(CultureInfo.InvariantCulture, $"url-decode:        {o.UrlDecode}");
+
+        if (o.EncodingName.Equals(Encoding.BigEndianUnicode.EncodingName, StringComparison.OrdinalIgnoreCase)) {
+            sb.AppendLine(CultureInfo.InvariantCulture, $"unicode-percent:   {o.PercentUnicode}");
+            sb.AppendLine(CultureInfo.InvariantCulture, $"unicode-and:       {o.AndUnicode}");
+            sb.AppendLine(CultureInfo.InvariantCulture, $"unicode-backslant: {o.BacksLantUnicode}");
+            sb.AppendLine(CultureInfo.InvariantCulture, $"unicode-decode:    {o.UnicodeDecode}");
+        }
+
+        sb.AppendLine(CultureInfo.InvariantCulture, $"html-encode:       {o.HtmlEncode}");
+        sb.AppendLine(CultureInfo.InvariantCulture, $"html-decode:       {o.HtmlDecode}");
+
+        return sb.ToString();
+    }
+
     private static void ParseAndShow(string text)
     {
         var ansi                = BuildOutput(text, Encoding.GetEncoding("gbk"));
@@ -83,35 +123,40 @@ internal sealed partial class Main : ToolBase<Option>
         var unicodeLittleEndian = BuildOutput(text, Encoding.Unicode);
         var unicodeBigEndian    = BuildOutput(text, Encoding.BigEndianUnicode);
 
-        PrintOutput(ansi);
-        PrintOutput(utf8);
-        PrintOutput(unicodeLittleEndian);
-        PrintOutput(unicodeBigEndian);
-    }
+        var sb = new StringBuilder();
+        sb.AppendLine(BuildTemplate(ansi));
+        sb.AppendLine(BuildTemplate(utf8));
+        sb.AppendLine(BuildTemplate(unicodeLittleEndian));
+        sb.AppendLine(BuildTemplate(unicodeBigEndian));
+        var str = sb.ToString();
+
+        Console.WriteLine(str);
 
-    private static void PrintOutput(Output o)
-    {
-        var outputTemp = $"""
-origin-text:       {o.OriginText}
-{new string('-', 20)} {o.EncodingName} {new string('-', 30 - o.EncodingName.Length)}
-hex:               {o.Hex}
-base64:            {o.Base64}
-base64-decode-hex: {o.Base64DeCodeHex}
-base64-decode:     {o.Base64DeCode}
-md5:               {o.Md5}
-sha1:              {o.Sha1}
-sha256:            {o.Sha256}
-sha512:            {o.Sha512}
-url-encode:        {o.UrlEncode}
-url-decode:        {o.UrlDecode}
-html-encode:       {o.HtmlEncode}
-html-decode:       {o.HtmlDecode}
-""";
-        Console.WriteLine(outputTemp);
         #if NET7_0_WINDOWS
-        var file = Path.Combine(Path.GetTempPath(), $"{System.Guid.NewGuid()}.html");
-        File.WriteAllText(file, outputTemp.Text2Html());
+        var file = Path.Combine(Path.GetTempPath(), $"{System.Guid.NewGuid()}.txt");
+        File.WriteAllText(file, str);
         Process.Start("explorer", file);
         #endif
     }
+
+    private ref struct Output
+    {
+        public ReadOnlySpan<char> AndUnicode;
+        public ReadOnlySpan<char> BacksLantUnicode;
+        public ReadOnlySpan<char> Base64;
+        public ReadOnlySpan<char> Base64DeCode;
+        public ReadOnlySpan<char> Base64DeCodeHex;
+        public ReadOnlySpan<char> EncodingName;
+        public ReadOnlySpan<char> Hex;
+        public ReadOnlySpan<char> HtmlDecode;
+        public ReadOnlySpan<char> HtmlEncode;
+        public ReadOnlySpan<char> Md5;
+        public ReadOnlySpan<char> PercentUnicode;
+        public ReadOnlySpan<char> Sha1;
+        public ReadOnlySpan<char> Sha256;
+        public ReadOnlySpan<char> Sha512;
+        public ReadOnlySpan<char> UnicodeDecode;
+        public ReadOnlySpan<char> UrlDecode;
+        public ReadOnlySpan<char> UrlEncode;
+    }
 }
\ No newline at end of file
diff --git a/src/Time/Main.cs b/src/Time/Main.cs
index dace916..e224413 100644
--- a/src/Time/Main.cs
+++ b/src/Time/Main.cs
@@ -1,6 +1,7 @@
 // ReSharper disable ClassNeverInstantiated.Global
 
 using System.Net.Sockets;
+using Dot.Native;
 
 namespace Dot.Time;
 
diff --git a/src/Tran/BaiduSignCracker.cs b/src/Tran/BaiduSignCracker.cs
new file mode 100644
index 0000000..6f90da0
--- /dev/null
+++ b/src/Tran/BaiduSignCracker.cs
@@ -0,0 +1,60 @@
+using NSExt.Extensions;
+
+namespace Dot.Tran;
+
+internal static class BaiduSignCracker
+{
+    private const int _MAGIC_NUMBER_1 = 320305;
+    private const int _MAGIC_NUMBER_2 = 131321201;
+
+    public static string Sign(string text)
+    {
+        var e = new List<int>(text.Length);
+        for (var i = 0; i < text.Length; i++) {
+            var k = (int)text[i];
+            switch (k) {
+                case < 128:
+                    e.Add(k);
+                    break;
+                case < 2048:
+                    e.Add((k >> 6) | 192);
+                    break;
+                default: {
+                    if ((k & 64512) == 55296 && i + 1 < text.Length && (text[i + 1] & 64512) == 56320) {
+                        k = 65536 + ((k & 1023) << 10) + (text[++i] & 1023);
+                        e.Add((k >> 18)        | 240);
+                        e.Add(((k >> 12) & 63) | 128);
+                    }
+                    else {
+                        e.Add((k >> 12)       | 224);
+                        e.Add(((k >> 6) & 63) | 128);
+                        e.Add((k        & 63) | 128);
+                    }
+
+                    break;
+                }
+            }
+        }
+
+        var ret = e.Aggregate(_MAGIC_NUMBER_1, (accumulator, source) => Compute(accumulator + source, "+-a^+6"));
+        ret =  Compute(ret, "+-3^+b+-f");
+        ret ^= _MAGIC_NUMBER_2;
+        var longRet = ret < 0 ? 1L + (ret & int.MaxValue) + int.MaxValue : ret;
+        longRet %= 1_000_000;
+        return $"{longRet}.{longRet ^ _MAGIC_NUMBER_1}";
+    }
+
+    private static int Compute(int number, string password)
+    {
+        unchecked {
+            for (var i = 0; i < password.Length - 2; i += 3) {
+                var c       = password[i + 2];
+                var moveBit = c               >= 'a' ? c - 87 : c.ToString().Int32();
+                var d       = password[i + 1] == '+' ? number >>> moveBit : number << moveBit;
+                number = password[i] == '+' ? (number + d) & (int)uint.MaxValue : number ^ d;
+            }
+        }
+
+        return number;
+    }
+}
\ No newline at end of file
diff --git a/src/Tran/Dto/BaiduTranslateResultDto.cs b/src/Tran/Dto/BaiduTranslateResultDto.cs
new file mode 100644
index 0000000..da1031f
--- /dev/null
+++ b/src/Tran/Dto/BaiduTranslateResultDto.cs
@@ -0,0 +1,62 @@
+// ReSharper disable  InconsistentNaming
+// ReSharper disable  ClassNeverInstantiated.Global
+
+#pragma warning disable IDE1006,SA1300
+namespace Dot.Tran.Dto;
+
+internal sealed record BaiduTranslateResultDto
+{
+    public sealed record DataItem
+    {
+        public string dst { get; set; }
+
+        public int prefixWrap { get; set; }
+
+        public string result { get; set; }
+
+        public string src { get; set; }
+    }
+
+    public sealed record PhoneticItem
+    {
+        public string src_str { get; set; }
+
+        public string trg_str { get; set; }
+    }
+
+    public sealed record Root
+    {
+        public string errmsg { get; set; }
+
+        public int errno { get; set; }
+
+        public int error { get; set; }
+
+        public string errShowMsg { get; set; }
+
+        public string from { get; set; }
+
+        public long logid { get; set; }
+
+        public string query { get; set; }
+
+        public string to { get; set; }
+
+        public Trans_result trans_result { get; set; }
+    }
+
+    public sealed record Trans_result
+    {
+        public List<DataItem> data { get; set; }
+
+        public string from { get; set; }
+
+        public List<PhoneticItem> phonetic { get; set; }
+
+        public int status { get; set; }
+
+        public string to { get; set; }
+
+        public int type { get; set; }
+    }
+}
\ No newline at end of file
diff --git a/src/Tran/FrmMain.cs b/src/Tran/FrmMain.cs
index b164407..f8b9365 100644
--- a/src/Tran/FrmMain.cs
+++ b/src/Tran/FrmMain.cs
@@ -1,37 +1,38 @@
 #if NET7_0_WINDOWS
+using System.Net;
+using System.Text.RegularExpressions;
+using Dot.Native;
+using Dot.Tran.Dto;
 using NSExt.Extensions;
-using Colors = System.Drawing.Color;
-using Padding = System.Windows.Forms.Padding;
+using TextCopy;
 using Size = System.Drawing.Size;
 
 namespace Dot.Tran;
 
-internal sealed class FrmMain : Form
+internal sealed partial class FrmMain : Form
 {
-    private const  int _HIDING_MIL_SECS = 1000; //                                                鼠标离开超过此时间后隐藏窗体
-    private const  string _TOKEN_URL = "https://fanyi.qq.com/api/reauth12f";
-    private const  string _URL = "https://fanyi.qq.com/api/translate";
-    private static ManualResetEvent _mre = new(false); //                             隐藏窗体侦测线程信号
+    private const    int              _HIDING_MIL_SECS    = 5000; //                             隐藏窗体时间（秒
+    private const    int              _RETRY_WAIT_MIL_SEC = 1000; //                             重试等待时间（秒）
+    private const    string           _TRANSLATE_API_URL  = "https://fanyi.baidu.com/v2transapi";
+    private const    string           _TRANSLATE_HOME_URL = "https://fanyi.baidu.com";
+    private const    double           _WINDOW_OPACITY     = .5;         //                       窗体透明度
+    private static   ManualResetEvent _mre                = new(false); //           隐藏窗体侦测线程信号
+    private readonly HttpClient       _httpClient         = new();
+    private readonly Label            _labelDest          = new(); //                            显示翻译内容的文本框
 
-    private readonly Colors _bgColor //                                                           背景颜色
-        = Colors.FromArgb(0xff, 0x1e, 0x1e, 0x1e);
-
-    private readonly Colors _foreColor = Colors.White; //                             字体颜色
-
-    private readonly HttpClient  _httpClient     = new();
-    private readonly RichTextBox _richTextSource = new(); //                                      显示剪贴板内容的富文本框
-    private readonly TextBox     _textDest       = new(); //                                      显示翻译内容的文本框
-    private readonly Padding     _windowPadding  = new(10, 10, 10, 10); //  窗体边距
-    private readonly Size        _windowSize     = new(640, 360); //                 窗体大小
-    private          DateTime?   _mouseLeaveTime; //                                              鼠标离开窗体时间
-    private          nint        _nextHwnd; //                                                    下一个剪贴板监视链对象句柄
+    private readonly MouseHook _mouseHook   = new();
+    private readonly Size      _mouseMargin = new(10, 10);
+    private          bool      _disposed;
+    private          DateTime? _latestActiveTime; //                                           窗体最后激活时间
+    private          nint      _nextHwnd;         //                                           下一个剪贴板监视链对象句柄
+    private          string    _token = "ae72ebad4113270fd26ada5125301268";
 
     public FrmMain()
     {
         InitForm();
-
-        InitTextSource();
-        InitTextDest();
+        InitHook();
+        InitLabelDest();
+        InitHttpClient();
 
         _nextHwnd = Win32.SetClipboardViewer(Handle);
 
@@ -40,35 +41,27 @@ internal sealed class FrmMain : Form
 
     ~FrmMain()
     {
-        _mre?.Dispose();
-        _richTextSource?.Dispose();
+        Dispose(false);
     }
 
-    protected override void OnClosed(EventArgs e)
+    protected override void Dispose(bool disposing)
     {
-        base.OnClosed(e);
+        base.Dispose(disposing);
 
-        // 结束定时隐藏窗体线程
-        _mre = null;
-
-        // 从剪贴板监视链移除本窗体
-        Win32.ChangeClipboardChain(Handle, _nextHwnd);
-    }
-
-    protected override void OnMouseEnter(EventArgs e)
-    {
-        base.OnMouseEnter(e);
-        _mouseLeaveTime = null;
-    }
-
-    protected override void OnMouseLeave(EventArgs e)
-    {
-        base.OnMouseLeave(e);
-        if (ClientRectangle.Contains(PointToClient(MousePosition))) {
+        if (_disposed) {
             return;
         }
 
-        _mouseLeaveTime = DateTime.Now;
+        if (disposing) {
+            _mre = null; // 结束定时隐藏窗体线程
+            _mre?.Dispose();
+            _httpClient?.Dispose();
+            _labelDest?.Dispose();
+            _mouseHook?.Dispose();
+        }
+
+        Win32.ChangeClipboardChain(Handle, _nextHwnd); // 从剪贴板监视链移除本窗体
+        _disposed = true;
     }
 
     protected override void WndProc(ref Message m)
@@ -84,6 +77,7 @@ internal sealed class FrmMain : Form
                 SendToNext(m);
                 break;
             case Win32.WM_CHANGECBCHAIN:
+                Console.WriteLine(Win32.WM_CHANGECBCHAIN);
                 if (m.WParam == _nextHwnd) {
                     _nextHwnd = m.LParam;
                 }
@@ -98,61 +92,44 @@ internal sealed class FrmMain : Form
         }
     }
 
+    [GeneratedRegex("token: '(\\w+)'")]
+    private static partial Regex MyRegex();
+
     /// <summary>
     ///     显示剪贴板内容.
     /// </summary>
     private void DisplayClipboardData()
     {
-        var clipData = Clipboard.GetDataObject();
-        if (clipData is null) {
+        var clipText = ClipboardService.GetText();
+        if (clipText.NullOrWhiteSpace()) {
             return;
         }
 
-        if (clipData.GetDataPresent(DataFormats.Rtf)) {
-            _richTextSource.Rtf = clipData.GetData(DataFormats.Rtf) as string;
-        }
-        else if (clipData.GetDataPresent(DataFormats.Text)) {
-            _richTextSource.Text = clipData.GetData(DataFormats.Text) as string;
-        }
-        else {
-            return;
-        }
+        _labelDest.Text = Str.Translating;
+        Task.Run(() => {
+            var translateText = _labelDest.Text = TranslateText(clipText);
+            Invoke(() => { _labelDest.Text = translateText; });
+        });
 
-        var mousePos = Cursor.Position;
-        mousePos.Offset(-_windowPadding.Left, -_windowPadding.Top);
-        Location        = mousePos;
-        Visible         = true;
-        _mouseLeaveTime = null;
+        var point = Cursor.Position;
+        point.Offset(new Point(_mouseMargin));
+        Location = point;
+        Show();
+        _latestActiveTime = DateTime.Now;
         _mre.Set();
     }
 
-    private TokenStruct GetTranslateToken()
-    {
-        using var rsp    = _httpClient.PostAsync(_TOKEN_URL, new StringContent(string.Empty)).Result;
-        var       rspStr = rsp.Content.ReadAsStringAsync().Result;
-        return rspStr.Object<TokenStruct>();
-    }
-
-    private int HalfHeight()
-    {
-        return (_windowSize.Height - _windowPadding.Top - _windowPadding.Bottom) / 2 - _windowPadding.Top / 2;
-    }
-
     private async Task HideWindow()
     {
         while (_mre is not null) {
             while (Visible) {
                 await Task.Delay(100);
-                if (_mouseLeaveTime is null ||
-                    !((DateTime.Now - _mouseLeaveTime.Value).TotalMilliseconds > _HIDING_MIL_SECS)) {
+                if (_latestActiveTime is null ||
+                    !((DateTime.Now - _latestActiveTime.Value).TotalMilliseconds > _HIDING_MIL_SECS)) {
                     continue;
                 }
 
-                Invoke(() => {
-                    Visible = false;
-                    _richTextSource.Clear();
-                    _textDest.Clear();
-                });
+                Invoke(Hide);
             }
 
             _mre.WaitOne();
@@ -161,73 +138,74 @@ internal sealed class FrmMain : Form
 
     private void InitForm()
     {
-        BackColor       = _bgColor;
+        AutoSize        = true;
+        AutoSizeMode    = AutoSizeMode.GrowAndShrink;
         FormBorderStyle = FormBorderStyle.None;
-        Padding         = _windowPadding;
-        Size            = _windowSize;
+        Opacity         = _WINDOW_OPACITY;
         TopMost         = true;
         Visible         = false;
     }
 
-    private void InitTextDest()
+    private void InitHook()
     {
-        _textDest.BackColor   =  _bgColor;
-        _textDest.BorderStyle =  BorderStyle.None;
-        _textDest.Dock        =  DockStyle.Bottom;
-        _textDest.ForeColor   =  _foreColor;
-        _textDest.Height      =  HalfHeight();
-        _textDest.Margin      =  new Padding(0, _windowPadding.Top / 2, 0, 0);
-        _textDest.MouseEnter  += (_, e) => OnMouseEnter(e);
-        _textDest.Multiline   =  true;
-        _textDest.ScrollBars  =  ScrollBars.None;
-        Controls.Add(_textDest);
+        _mouseHook.MouseMoveEvent += (_, e) => {
+            var point = new Point(e.X, e.Y);
+            point.Offset(new Point(_mouseMargin));
+            Location = point;
+        };
     }
 
-    private void InitTextSource()
+    private void InitHttpClient()
     {
-        _richTextSource.TextChanged += (sender, e) => {
-            if (_richTextSource.Text.NullOrWhiteSpace()) {
-                return;
-            }
+        _httpClient.DefaultRequestHeaders.Add( //
+            "User-Agent"
+          , " Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/102.0.0.0 Safari/537.36");
+    }
 
-            _textDest.Text = Str.Translating;
-            _textDest.Text = TranslateText(_richTextSource.Text);
-        };
-        _richTextSource.BackColor   =  _bgColor;
-        _richTextSource.BorderStyle =  BorderStyle.None;
-        _richTextSource.Dock        =  DockStyle.Top;
-        _richTextSource.ForeColor   =  _foreColor;
-        _richTextSource.Height      =  HalfHeight();
-        _richTextSource.Margin      =  new Padding(0, 0, 0, _windowPadding.Top / 2);
-        _richTextSource.MouseEnter  += (_, e) => OnMouseEnter(e);
-        _richTextSource.ScrollBars  =  RichTextBoxScrollBars.None;
-        Controls.Add(_richTextSource);
+    private void InitLabelDest()
+    {
+        _labelDest.BorderStyle = BorderStyle.None;
+        _labelDest.Dock        = DockStyle.Fill;
+        _labelDest.AutoSize    = true;
+        Controls.Add(_labelDest);
     }
 
     private string TranslateText(string sourceText)
     {
-        var token = GetTranslateToken();
-        var content = new FormUrlEncodedContent(new List<KeyValuePair<string, string>> {
-                                                    new("source", "auto")
-                                                  , new("target", "zh")
-                                                  , new("qtv", token.Qtv.Url())
-                                                  , new("qtk", token.Qtk.Url())
-                                                  , new("sourceText", sourceText.Url())
-                                                });
-        var rsp = _httpClient.PostAsync(_URL, content).Result;
-        var ret = rsp.Content.ReadAsStringAsync().Result;
+        while (true) {
+            var hash = sourceText.Length > 30
+                ? string.Concat(sourceText.AsSpan()[..10], sourceText.AsSpan(sourceText.Length / 2 - 5, 10)
+                              , sourceText.AsSpan()[^10..])
+                : sourceText;
+            var sign = BaiduSignCracker.Sign(hash);
+            var content = new FormUrlEncodedContent(new List<KeyValuePair<string, string>> {
+                                                        new("from", "auto")
+                                                      , new("to", "zh")
+                                                      , new("query", sourceText)
+                                                      , new("simple_means_flag", "3")
+                                                      , new("sign", sign)
+                                                      , new("token", _token)
+                                                      , new("domain", "common")
+                                                    });
 
-        return ret;
-    }
+            var rsp    = _httpClient.PostAsync(_TRANSLATE_API_URL, content).Result;
+            var rspObj = rsp.Content.ReadAsStringAsync().Result.Object<BaiduTranslateResultDto.Root>();
+            if (rspObj.error == 0) {
+                return string.Join(Environment.NewLine, rspObj.trans_result.data.Select(x => x.dst));
+            }
 
-    private readonly struct TokenStruct
-    {
-        // ReSharper disable UnusedAutoPropertyAccessor.Local
-        public string Qtk { get; init; }
+            Console.Error.WriteLine(rspObj.Json().UnicodeDe());
+            Console.Error.WriteLine(rsp.Headers.Json());
 
-        public string Qtv { get; init; }
-
-        // ReSharper restore UnusedAutoPropertyAccessor.Local
+            //cookie or token invalid
+            Task.Delay(_RETRY_WAIT_MIL_SEC).Wait();
+            var cookie = string.Join(
+                ';', rsp.Headers.First(x => x.Key == "Set-Cookie").Value.Select(x => x.Split(';').First()));
+            _httpClient.DefaultRequestHeaders.Remove(nameof(Cookie));
+            _httpClient.DefaultRequestHeaders.Add(nameof(Cookie), cookie);
+            var html = _httpClient.GetStringAsync(_TRANSLATE_HOME_URL).Result;
+            _token = MyRegex().Match(html).Groups[1].Value;
+        }
     }
 }
 #endif
\ No newline at end of file
diff --git a/src/Tran/Main.cs b/src/Tran/Main.cs
index e4713e5..a00f763 100644
--- a/src/Tran/Main.cs
+++ b/src/Tran/Main.cs
@@ -9,7 +9,10 @@ internal sealed class Main : ToolBase<Option>
     [SupportedOSPlatform(nameof(OSPlatform.Windows))]
     protected override Task Core()
     {
-        var th = new Thread(() => { Application.Run(new FrmMain()); });
+        var th = new Thread(() => {
+            using var frm = new FrmMain();
+            Application.Run(frm);
+        });
         th.SetApartmentState(ApartmentState.STA);
         th.Start();
         th.Join();
diff --git a/src/dot.csproj b/src/dot.csproj
index 5b95d3d..f35e02d 100644
--- a/src/dot.csproj
+++ b/src/dot.csproj
@@ -13,7 +13,7 @@
         <DefineConstants>$(DefineConstants);NET7_0_WINDOWS</DefineConstants>
     </PropertyGroup>
     <ItemGroup>
-        <PackageReference Include="NSExt" Version="1.0.9-alpha.0.1" />
+        <PackageReference Include="NSExt" Version="1.0.11-alpha.0.1" />
         <PackageReference Include="Spectre.Console.Cli.NS" Version="0.45.1-preview.0.48" />
         <PackageReference Include="Spectre.Console.NS" Version="0.45.1-preview.0.48" />
         <PackageReference Condition="'$(TargetFramework)' == 'net7.0-windows'" Include="TextCopy" Version="6.2.0" />
diff --git a/switcher.json b/switcher.json
index b8768fb..d9c8302 100644
--- a/switcher.json
+++ b/switcher.json
@@ -11,7 +11,7 @@
             "packages": [
                 {
                     "packageName": "NSExt",
-                    "version": "1.0.9-alpha.0.1"
+                    "version": "1.0.11-alpha.0.1"
                 },
                 {
                     "packageName": "Spectre.Console.Cli.NS",