Update README.md

zhangxiaojian · Dec 22, 2015 · 42c1ef9 · 42c1ef9
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diff --git a/README.md b/README.md
@@ -6,7 +6,7 @@ Excute distributed shell command under MPI environment
   while n is the number of nodes in MPI environment.
 
 **Usage:<br>**
-help,quit,bye<br>
+　　help,quit,bye<br>
 　　shell (nodelist)<br>
 　　Example: rm -r ~/csm (123)