cool your heels
冷靜下來，耐心等待
口語·表示不耐煩地等待或被迫冷靜
英文釋義
to wait impatiently or do nothing while anticipating something
例句
I had to cool my heels in the waiting room for an hour before the doctor finally saw me.
典故來源
源自馬匹奔跑后讓它們停下來冷卻蹄子，引申為讓人等待、冷靜下來。