diff --git a/README.md b/README.md
index 1389b91..ce543e6 100644
--- a/README.md
+++ b/README.md
@@ -1,17 +1,32 @@
 
 # Vagrant
 
+```shell
+# 插件安装
+➜ vagrant plugin install vagrant-vbguest
+➜ vagrant plugin install vagrant-hosts
+```
+
 ```sh
+➜ cd base
+
 ➜ wget https://www.dropbox.com/s/nuz6ts1hlx4vy27/vagrant-centos-7.2.box\?dl\=0 -O vagrant-centos-7.2.box
 
 ➜ vagrant box add -f centos-7.2 vagrant-centos-7.2.box
 
-➜ cd base
-
 ➜ vagrant up # 执行 init.sh 脚本时，最好保证能够 fq
 
 ➜ vagrant package --output centos-7.2-ehlxr.box
 
 ➜ vagrant box add -f centos-7.2-ehlxr centos-7.2-ehlxr.box
 
+```
+
+```sh
+# onedrive.live.com、drive.google.com、pan.baidu.com 下载 centos-7.2-ehlxr.box
+
+➜ vagrant box add -f centos-7.2-ehlxr centos-7.2-ehlxr.box
+
+➜ vagrant up # 执行 init.sh 脚本时，最好保证能够 fq
+
 ```
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