diff --git a/aio/content/special-elements/core/ng-container.md b/aio/content/special-elements/core/ng-container.md
index 72c712a807..4aeb9e2bdd 100644
--- a/aio/content/special-elements/core/ng-container.md
+++ b/aio/content/special-elements/core/ng-container.md
@@ -1 +1,3 @@
 The `<ng-container>` can be used to hold directives without creating an HTML element.
+
+`<ng-container>`可以在不创建HTML元素的情况下挂载一个指令