🐛修复表达式错误 fix #355

Blog.Core.Common/Extensions/Extention.Expression.cs

@@ -204,7 +204,7 @@ public static partial class Extention
             var parameterReplacer = new ParameterReplaceVisitor(newParameter);
             var left = parameterReplacer.Visit(one.Body);
             var right = parameterReplacer.Visit(another.Body);
-            var body = Expression.And(left, right);
+            var body = Expression.AndAlso(left, right);
 
             return Expression.Lambda<Func<T, bool>>(body, newParameter);
         }