diff --git a/urara/2022-12-12-waterfall/+page.md b/urara/2022-12-12-waterfall/+page.md
index 83970acd..68a9146c 100644
--- a/urara/2022-12-12-waterfall/+page.md
+++ b/urara/2022-12-12-waterfall/+page.md
@@ -23,7 +23,7 @@ tags:
 
 ```css
 div {
-  /*在上层元素设置栏数*/
+  /*在容器内设置栏数*/
   column-count: n;
 
   /*垂直间距*/