keep your hair on
保持冷靜,不要激動(dòng)或失去控制
口語·勸人冷靜
英文釋義
to remain calm or composed
例句
Keep your hair on! It's just a small mistake, we can fix it.
典故來源
源自19世紀(jì)英國俚語,生氣時(shí)人常抓頭發(fā),勸人別抓即保持冷靜。