old chestnut

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释义
听腻了的笑话或故事；陈腔滥调
A topic, saying, or joke that has been repeated so much that it has become boring or irksome.

例句
T-Bag: What's that old chestnut? I can look at the menu, doesn't mean I'm gonna eat. (Prison Break)
帝博格：老掉牙的笑话怎么说的？我看看菜谱，并不代表我一定要吃。（越狱）