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

• He presses the buzzer on the house phone and speaks to the cook.
  他按了按家庭部电话的蜂音器对厨师说话。
• His entrance was announced by a buzzer connected to the door.
  他刚一进去，与门相连的门铃便嗡嗡作响。
• 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？
• 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。
• When the buzzer pop, nigga, you stop!
  警种一响你就别动，黑鬼！
• Come in when you hear the buzzer.
  你听到蜂音电铃声就进来。
• The last buzzer of the day, as far as I am concerned: the end of the shift.
  一天的最后一次（对我来说）汽笛声响了，我该下班了。
• Fortunately, the buzzer of my homemade burglar alarm woke me up.
  那是深夜，幸好我自制的警报器把我吵醒了。
• 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。
• 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。