diff --git a/FreeSql.DbContext/FreeSql.DbContext.xml b/FreeSql.DbContext/FreeSql.DbContext.xml
index 4854f49c..132d875e 100644
--- a/FreeSql.DbContext/FreeSql.DbContext.xml
+++ b/FreeSql.DbContext/FreeSql.DbContext.xml
@@ -125,13 +125,6 @@
             清空状态数据
             </summary>
         </member>
-        <member name="M:FreeSql.DbSet`1.RemoveAsync(System.Linq.Expressions.Expression{System.Func{`0,System.Boolean}})">
-            <summary>
-            根据 lambda 条件删除数据
-            </summary>
-            <param name="predicate"></param>
-            <returns></returns>
-        </member>
         <member name="M:FreeSql.DbSet`1.Add(`0)">
             <summary>
             添加
@@ -486,14 +479,5 @@
             <param name="that"></param>
             <returns></returns>
         </member>
-        <member name="M:Microsoft.Extensions.DependencyInjection.FreeSqlRepositoryDependencyInjection.AddFreeRepository(Microsoft.Extensions.DependencyInjection.IServiceCollection,System.Action{FreeSql.FluentDataFilter},System.Reflection.Assembly[])">
-            <summary>
-            批量注入 Repository，可以参考代码自行调整
-            </summary>
-            <param name="services"></param>
-            <param name="globalDataFilter"></param>
-            <param name="assemblies"></param>
-            <returns></returns>
-        </member>
     </members>
 </doc>
diff --git a/FreeSql/Extensions/LambadaExpressionExtensions.cs b/FreeSql/Extensions/LambadaExpressionExtensions.cs
index 1b05dbf1..000a6d72 100644
--- a/FreeSql/Extensions/LambadaExpressionExtensions.cs
+++ b/FreeSql/Extensions/LambadaExpressionExtensions.cs
@@ -20,9 +20,9 @@ namespace System.Linq.Expressions
             if (exp1 == null) return exp2;
             if (exp2 == null) return exp1;
 
-            var newParameters = exp1.Parameters.Select((a, b) => Expression.Parameter(a.Type, $"new{b}")).ToArray();
+            var newParameters = exp1.Parameters.Select((a, b) => Expression.Parameter(a.Type, a.Name /*$"new{b}"*/)).ToArray();
 
-            var left = new NewExpressionVisitor(newParameters, exp2.Parameters.ToArray()).Replace(exp1.Body);
+            var left = new NewExpressionVisitor(newParameters, exp1.Parameters.ToArray()).Replace(exp1.Body);
             var right = new NewExpressionVisitor(newParameters, exp2.Parameters.ToArray()).Replace(exp2.Body);
             var body = isAndAlso ? Expression.AndAlso(left, right) : Expression.OrElse(left, right);
             return Expression.Lambda(exp1.Type, body, newParameters);
@@ -32,7 +32,7 @@ namespace System.Linq.Expressions
             if (condition == false) return exp;
             if (exp == null) return null;
 
-            var newParameters = exp.Parameters.Select((a, b) => Expression.Parameter(a.Type, $"new{b}")).ToArray();
+            var newParameters = exp.Parameters.Select((a, b) => Expression.Parameter(a.Type, a.Name /*$"new{b}"*/)).ToArray();
             var body = Expression.Not(exp.Body);
             return Expression.Lambda(exp.Type, body, newParameters);
         }