over the hill
年老无能;过气
口语·调侃或自嘲年龄增长
英文释义
past one's prime; getting older or aging
例句
My grandpa says he's over the hill, but he still runs marathons every weekend.
典故来源
源自翻越山丘的比喻,山丘顶峰代表人生巅峰,翻过之后意味着走下坡路,指人年老或过气。