over the hill
US /ˌoʊvər ðə ˈhɪl/
UK /ˌoʊvər ðə ˈhɪl/
1.
年老体衰, 过时
past one's prime; too old to be useful or effective
:
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Some people think that once you reach 40, you're over the hill.
有些人认为一旦你到了40岁，你就年老体衰了。
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Despite being over the hill, the veteran athlete still competed in the marathon.
尽管这位老运动员已经年老体衰，但他仍然参加了马拉松比赛。