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

• Did they give their subjects a buzzer to press every time they thought about sex?
  他们有没有给被采访对象一个蜂鸣器，让他们每次一想到性就按一下？
• The buzzer sounded in Daniel's office
  丹尼尔办公室里的蜂音器响了。
• The teacher also demonstrated with a stopwatch and a buzzer.
  这个教师还通过秒表和蜂鸣器验证了这个事实。
• 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。
• Press the buzzer and speak into the intercom.
  按蜂音器，对着对讲机讲话。
• Come in when you hear the buzzer.
  你听到蜂音电铃声就进来。
• 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。
• Represents a buzzer. Alternate form and 1 or 2-line input can be specified.
  表示蜂鸣器。可指定替代形式和单线或双线输入。
• When she finished, one of three judges hit the buzzer signaling a correct answer, bringing cheers.
  她写完后，三名评委中的一位按下了书写正确的按钮，全场一片欢呼。
• With buzzer, alarm independently;
  自带蜂鸣器，可独立报警；