fire alarm

英 [ˈfaɪər əlɑːm]

美 [ˈfaɪər əlɑːrm]

n.  火警钟; 火警报警器

化学

牛津词典

noun

• 火警钟；火警报警器
  a bell or other device that gives people warning of a fire in a building
  1. Who set off the fire alarm?
     谁拉响了火警报警器？

柯林斯词典

• 火警报警器;火警钟
  Afire alarmis a device that makes a noise, for example with a bell, to warn people when there is a fire.

英英释义

noun

• an alarm that is tripped off by fire or smoke
  Synonym:smoke alarm
• a shout or bell to warn that fire has broken out

双语例句

• Each indoor fire alarm push-buttons shall be equipped with a break-glass push-button and an alarm bell.
  每个室内火警警铃装置和按钮都应装在一个可破玻璃盒内。
• Out of curiosity, he pulled down the handle of the fire alarm.
  出于好奇，他把火警器的手把拉了下来。
• Fire alarm system is made up of monitoring stations and PC management station.
  火灾报警系统由多个监测站和一个上位机管理站组成。
• Fire alarm control and indicating equipment
  火灾报警控制和显示设备
• If you discover a fire, break the glass to sound the fire alarm.
  如果你发现了火灾，打碎玻璃去弄响火警铃报警。
• I was coming close to the office when the fire alarm sounded.
  我正走近办公室，这时火警报警器响了。
• If there's a fire then you can push the fire alarm.
  如果有了火，你就能拉起火警警报器。
• Alerts can be triggered manually or automatically via integration with fire alarm and other systems.
  警报触发系统可以手动触发，也可以和自动火灾报警系统及其它系统集成使用。
• The Research of the Fire Alarm System Based on ARM and uC/ OS-ⅱ
  基于ARM和uC/OS-Ⅱ的火灾报警系统研究
• Today, there was a fire alarm in my dorm.
  今天，我的宿舍发生了火警。