diff --git a/Src/Asp.Net/SqlSugar/Abstract/SqlBuilderProvider/SqlBuilderProvider.cs b/Src/Asp.Net/SqlSugar/Abstract/SqlBuilderProvider/SqlBuilderProvider.cs
index b82d63eb8..3c71ff0fb 100644
--- a/Src/Asp.Net/SqlSugar/Abstract/SqlBuilderProvider/SqlBuilderProvider.cs
+++ b/Src/Asp.Net/SqlSugar/Abstract/SqlBuilderProvider/SqlBuilderProvider.cs
@@ -152,6 +152,7 @@ namespace SqlSugar
                     {
                         parameterName = parameterName.Replace(this.SqlTranslationLeft, "_");
                     }
+                    string oldName = item.FieldName;
                     item.FieldName = GetTranslationColumnName(item.FieldName);
                     switch (item.ConditionalType)
                     {
@@ -249,6 +250,7 @@ namespace SqlSugar
                         default:
                             break;
                     }
+                    item.FieldName = oldName;
                 }
                 else
                 {