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BNC: 33070 COCA: 16646
dud
dʌd dʌd
Word forms: plural duds
ADJ [ADJ n] 不中用的;失灵的;出故障的 Dud means not working properly or not successful. 不中用的;失灵的;出故障的 [informal]
  • He replaced a dud valve.

    他换掉了坏阀门。

SYN faulty, broken, failed, damaged
Dud is also a noun.
  • The mine was a dud.

    矿井废弃了。

Trends of dud
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BNC: 33070 COCA: 16646
BNC: 33070 COCA: 16646
BNC: 33070 COCA: 16646
dud
Disappointments: disappointment, shame, blow...
Broken, torn or damaged: broken, battered, faulty...
Not effective or useful and not working correctly: useless, ineffective, inefficient...

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