The game show host pressed the buzzer to start the round.
游戏节目主持人按下蜂鸣器开始了这一轮。
When the timer hit zero, the buzzer sounded loudly.
当计时器归零时，蜂鸣器响起了响亮的声音。
Contestants must hit the buzzer to answer the question.
参赛者必须按下蜂鸣器才能回答问题。
She quickly pressed the buzzer to win the bonus point.
她迅速按下蜂鸣器赢得了额外的积分。
The buzzer indicated that the time was up for the test.
蜂鸣器表示测试的时间到了。
The sound of the buzzer filled the entire auditorium.
蜂鸣器的声音充满了整个礼堂。
He hit the buzzer just before the other team.
他就在另一队之前按下了蜂鸣器。
The referee blew the whistle and pressed the buzzer.
裁判吹响了哨子并按下了蜂鸣器。
The loud buzzer startled everyone in the room.
响亮的蜂鸣器让房间里的每个人都吓了一跳。
As soon as he knew the answer, he hit the buzzer.
一知道答案，他就按下了蜂鸣器。
buzzer system 蜂鸣器系统
buzzer sound 蜂鸣器声音
buzzer alarm 蜂鸣器警报
buzzer circuit 蜂鸣器电路
buzzer button 蜂鸣器按钮
buzzer noise 蜂鸣器噪音
复数: buzzers;
