diff --git a/command/fold.md b/command/fold.md
index a67358d0f1..c5a32ab53f 100644
--- a/command/fold.md
+++ b/command/fold.md
@@ -25,4 +25,10 @@ fold(选项)(参数)
 
 文件：指定要显示内容的文件。
 
+###  示例
+
+```shell
+fold -w 5 filename
+```
+