劍橋詞典something that has no value or that does not work 沒用的東西，廢品 Are there any more batteries ? This one's a dud. 還有沒有電池？這個電池用完了。 He's made eleven movies in the last 20 years and not one has been a dud. 在過去的20年里他一共拍了11部電影，每一部都是精品。 返回 dud