diff --git a/echo-%E5%91%BD%E4%BB%A4.md b/echo-%E5%91%BD%E4%BB%A4.md
index 20709cd..3bef8ce 100644
--- a/echo-%E5%91%BD%E4%BB%A4.md
+++ b/echo-%E5%91%BD%E4%BB%A4.md
@@ -59,8 +59,8 @@ echo 可以显示变量的值：
 
 
 `echo -n "Progress: ["`  
-`for i in {1..20}; do`  
-`echo -n "#"`  
-`sleep 0.1`  
-`done`  
+`for i in {1..20}; `
+`do echo -n "#";  `
+`sleep 0.1 ;`
+`done`  ；
 `echo "] Done!"`
\ No newline at end of file