diff --git a/linux/shell/2020-02-27_DISK_USAGE/check00.sh b/linux/shell/2020-02-27_DISK_USAGE/check00.sh
index 1211dd401fffaf99f900b2c0f99e56a94f3611d9..cba181fbe5aede33d7e569acdcd2315fae103189 100644
--- a/linux/shell/2020-02-27_DISK_USAGE/check00.sh
+++ b/linux/shell/2020-02-27_DISK_USAGE/check00.sh
@@ -7,10 +7,11 @@ df --output=source,pcent,target | awk '{if(int($2)>40)print $0}' | while read li
     part=$(echo $line | awk   '{print $1}')
     usage=$(echo $line | awk   '{print $2}')
     # echo $line  | awk -F 'EOF/' '{ print $2" "}'|sed 's/EOF/\ /g'
-    mount=$(echo $line  | awk -F '% /' '{ print "/"$2}'|sed 's/EOF/\ /g')
+    mount=$(echo "$line"  | awk -F '% /' '{ print "/"$2}'|sed 's/EOF/\ /g')
     # echo $mount
-    echo "分区："$part" 使用率："$usage" 挂载点："$mount
+    echo "分区：$part 使用率：$usage 挂载点：$mount"
 done
 
 
-#这个版本有bug，多个空格会被替换成一个
\ No newline at end of file
+#这个版本有bug，多个空格会被替换成一个
+# echo 可以接受多个位置参数，如果不把变量通过引号包含起来，中间的空格就被忽略掉了
\ No newline at end of file