buzzer

英 [ˈbʌzə(r)]

美 [ˈbʌzər]

n.  蜂鸣器

复数：buzzers　

TOEFL化学

Collins.1 / BNC.22425 / COCA.14075

习惯用语

n.

at the buzzer
• 比赛结束时；游戏结束时
  at the end of a game or period of play
• He missed a three-point attempt at the buzzer.
  终场哨响时，他投三分球未中。

牛津词典

noun

• 蜂鸣器
  an electrical device that produces a buzzing sound as a signal

柯林斯词典

• N-COUNT 蜂鸣器
  Abuzzeris an electrical device that is used to make a buzzing sound for example, to attract someone's attention.
  1. She rang a buzzer at the information desk.
     她按了一下服务台的蜂鸣器。

英英释义

noun

• a signaling device that makes a buzzing sound
• a push button at an outer door that gives a ringing or buzzing signal when pushed
  Synonym:doorbellbell

双语例句

• You have to be quick on the buzzer to win.
  你得快速按蜂鸣器才能赢。
• The display unit which consists of an alphanumeric display and a buzzer, informs the driver of recognition result.
  显示器包括一个数字字母显示器和一个蜂鸣器，它向驾驶员报告识别结果。
• That buzzer again: lunch is over.
  又是一阵汽笛声，午餐结束了。
• Press the buzzer and speak into the intercom.
  按蜂音器，对着对讲机讲话。
• There was enough electricity to power a calculator. The teacher also demonstrated with a stopwatch and a buzzer.
  可以给计算器提供足够的电能。老师还用秒表和蜂鸣器做示范。
• I pressed the buzzer and after a while someone came to the door.
  我揿了蜂鸣器，不一会儿就有人来开门。
• He could press the buzzer and wake her.
  他可以按蜂音器将她叫醒。
• As a substitute for microjet actuator, a buzzer is used to form microjet under water environment.
  用蜂鸣器代替微作动器在水中对微射流的形成及发展进行了定性实验。
• The contraption's buzzer sounds when water levels reach a pre-set level within the device.
  当水位达到这个新发明装置内部预设的位置的时候，它的蜂鸣器就会发出声音。
• The buzzer sounded in Daniel's office
  丹尼尔办公室里的蜂音器响了。