diff --git a/2019/12/vue-router.md b/2019/12/vue-router.md
index 42c6dd0..96c1963 100644
--- a/2019/12/vue-router.md
+++ b/2019/12/vue-router.md
@@ -250,3 +250,7 @@ const routes= [
 
 ```
 
+3.组件内的 导航守卫
+在组件内的 导出模块
+
+