这边记录ubuntu安装过程,首先是官网文档 If you haven’t already done so, log into your Ubuntu instance. Open a terminal window. Add the new gpg key. $ apt-key adv --keyserver hkp://pgp.mit.edu:80 --recv-keys 58118E89F3A912897C070ADBF76221572C52609D Open the /etc/apt/s…