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something that has no value or that does not work 没用的东西，废品 Are there any more batteries ? This one's a dud. 还有没有电池？这个电池用完了。 He's made eleven movies in the last 20 years and not one has been a dud. 在过去的20年里他一共拍了11部电影，每一部都是精品。 返回 dud