diff --git a/03_EntityEdit/03_EntityEdit/EditEntityTools.cs b/03_EntityEdit/03_EntityEdit/EditEntityTools.cs
index d128e2164f7f295079a3e2598fa0d6d850ff3f55..20489bc4e49291f136f27ed07f009dbdd3b707d3 100644
--- a/03_EntityEdit/03_EntityEdit/EditEntityTools.cs
+++ b/03_EntityEdit/03_EntityEdit/EditEntityTools.cs
@@ -1,4 +1,4 @@
-using Autodesk.AutoCAD.DatabaseServices;
+using Autodesk.AutoCAD.DatabaseServices;
 using Autodesk.AutoCAD.Geometry;
 using System;
 using System.Collections.Generic;
@@ -259,8 +259,10 @@ namespace _03_EntityEdit
                     Entity ent = (Entity)trans.GetObject(entId, OpenMode.ForRead);
                     entR = ent.GetTransformedCopy(mt);
                 }
-                return entR;
+                // 提交事务处理
+                trans.Commit();                
             }
+            return entR;
         }