Update events.md (#1425)

Author: chenfan0

src/guide/events.md

@@ -171,7 +171,7 @@ To address this problem, Vue provides **event modifiers** for `v-on`. Recall tha
 ```
 
 ::: tip
-Order matters when using modifiers because the relevant code is generated in the same order. Therefore using `@click.prevent.self` will prevent **all clicks** while `@click.self.prevent` will only prevent clicks on the element itself.
+Order matters when using modifiers because the relevant code is generated in the same order. Therefore using `@click.prevent.self` will prevent **clicks default action on the element itself and its children** while `@click.self.prevent` will only prevent clicks default action on the element itself.
 :::
 
 ```html