“适可而止吧” 英语可以这么说……

　　Enough is enough

　　够了，行了，适可而止

　　释义：

　　something you say when you want something to stop 够了，行了，适可而止

　　例句：

　　Enough is enough - I don't want to argue with you any more.

　　Stop asking questions! You should know when enough is enough.