1.下载nerdtree.zip: http://www.vim.org/scripts/script.php?script_id=1658
2.unzip nerdtree.zip
3. mkdir -p ~/.vim/plugin
4.cp /opt/nerdtree/plugin/NERD_tree.vim ~/.vim/plugin/
5.vim 打开文件 ：NERDTree 开启
：q退出