dud

美 [dʌd]英 [dʌd]
  • n.废物;不中用的东西;衣裳
  • adj.无用的;不中用的;出故障的
  • 网络哑弹;无导数方法;衣服

复数:duds

duddud

dud

1.[c](informal)不中用的东西;废物a thing that is useless, especially because it does not work correctly

29
One of these terrors is a dud.

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