diff --git a/src/main/java/com/zmsport/iyuesai/mapper/City.java b/src/main/java/com/zmsport/iyuesai/mapper/City.java
index f2a2b9b..8dbdd73 100644
--- a/src/main/java/com/zmsport/iyuesai/mapper/City.java
+++ b/src/main/java/com/zmsport/iyuesai/mapper/City.java
@@ -7,8 +7,10 @@
  */
 public class City {
 
+    //正在线上
     public static final int USABLED = 1 ;
 
+    //已下线
     public static final int UN_USABLED = 0 ;
     /**
     * ID