Answers:
要注释的文本左侧的双引号。
例:
" this is how a comment looks like in ~/.vimrc
command foo |" my comment
(需要用于命令分离的管道)
"This is a comment in vimrc. It does not have a closing quote
资料来源:http : //vim.wikia.com/wiki/Backing_up_and_commenting_vimrc
"
。