diff --git a/Entity-Relationship.md b/Entity-Relationship.md
index d32cdbd..1a35127 100644
--- a/Entity-Relationship.md
+++ b/Entity-Relationship.md
@@ -61,12 +61,12 @@ fsql.CodeFirst.ConfigEntity<YOUR_ENTITY>(a => a
 
 ```csharp
 //OneToMany
-[Navigate(nameof(TagSong.SongId), TempPrimary = nameof(Code))]
-public List<TagSong> Item { get; set; }
+[Navigate(nameof(User.GroupId), TempPrimary = nameof(Code))]
+public List<User> Users { get; set; }
 
 //ManyToOne
-[Navigate(nameof(SongId), TempPrimary = nameof(Song.Code))]
-public Song Item { get; set; }
+[Navigate(nameof(GroupId), TempPrimary = nameof(Group.Code))]
+public Group Group { get; set; }
 ```
 
 Non-primary key association rights support OneToMany/ManyToOne relationships and can only be valid when querying. (Cascade saving and deletion are not supported)
diff --git a/实体关系.md b/实体关系.md
index 24a1f89..561074d 100644
--- a/实体关系.md
+++ b/实体关系.md
@@ -63,12 +63,12 @@ fsql.CodeFirst.ConfigEntity<T>(a => a
 
 ```csharp
 //OneToMany
-[Navigate(nameof(TagSong.SongId), TempPrimary = nameof(Code))]
-public List<TagSong> Item { get; set; }
+[Navigate(nameof(User.GroupId), TempPrimary = nameof(Code))]
+public List<User> Users { get; set; }
 
 //ManyToOne
-[Navigate(nameof(SongId), TempPrimary = nameof(Song.Code))]
-public Song Item { get; set; }
+[Navigate(nameof(GroupId), TempPrimary = nameof(Group.Code))]
+public Group Group { get; set; }
 ```
 
 非主键关联权支持 OneToMany/ManyToOne 两种关系，并且只能在查询的时候有效。（不支持级联保存、级联删除）