vulgar tongue的意思|示意

When you feel anger surging up and you want to yell that vulgar remark on tip of your tongue, just close your mouth and walk away.

当你感到怒不可遏，并且粗话张口即出的时候，请不要说话并且走开让自己冷静下来。

Speak not in an unknown tongue in company, but in your own language; and that as those of quality do, and not as the vulgar.

在别人面前不要用别人听不懂的方言讲话，而要用自己本来的语言；谈吐要像有教养的人，不要像粗俗之辈。