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buzzer

noun
🔊/ˈbʌzə(r)/
🔊/ˈbʌzər/
Idioms
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  1. an electrical device that produces a buzzing sound as a signal蜂鸣器
    • Put your fingers on the buzzer and be ready to answer.将手指放在蜂鸣器上，随时准备应答。
    • The buzzer went off at eight o’clock.蜂鸣器在8点钟时响了。
    Oxford Collocations Dictionaryverb + buzzer
    • press
    • punch
    • ring
    • …
    buzzer + verb
    • go
    • go off
    • sound
    • …
    See full entry
Idioms
at the buzzer
  1. (North American English) at the end of a game or period of play比赛结束时；游戏结束时
    • He missed a three-point attempt at the buzzer.终场哨响时，他投三分球未中。🔊🔊