buzzer

n.蜂音器；翁翁作声的东西；信号手；门铃；汽笛buzzer详解释义buzzer英英释义n.(名词)汽笛蜂鸣器警报器门铃营营发声的虫，嗡嗡作声的东西或人【无线电】蜂音器信号兵，信号手，信号部队轻型穿孔机工地电话Nouna push button at an outer door that gives a ringing or buzzing signal when pusheda...