your number is up
你的時間到了；你的命運即將結束
口語·指大限將至
英文釋義
to be about to die or experience something negative or unfortunate
例句
When the boss saw the mistake, he knew his number was up—he was going to get fired.
典故來源
源自軍事或賭博用語，'number'指代個人命運或死亡時刻，暗示厄運來臨。