一.添加PPA 从Google Linux Repository(http://www.google.com/linuxrepositories/)下载安装Key,或把下面的代码复制进终端,回车,需要管理员密码 wget -q -O - https://dl-ssl.google.com/linux/linux_signing_key.pub | sudo apt-key add - Key安装好后,在终端输入: sudo sh -c 'echo "deb http://dl.google.co…