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

• Electrical design, automatic fire alarm, engineering system of intelligent building and electrical equipment& instrument.
  建筑电气、消防自动报警、智能建筑系统集成的设计、施工和调试，电器及电气仪表的修调等。
• Fire alarm control and indicating equipment
  火灾报警控制和显示设备
• 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。
• Manual and electrical operation, can perform auto control together with auto fire alarm system.
  有手动和电动操作，与火灾自动报警系统联动，可实现自动控制。
• FAS ( Fire-fighting Automation System), includes automatic fire alarm system and sprinkler system.
  FAS消防自动化系统，自动火灾报警、动喷淋系统。
• Then the fire alarm went off. I just grabbed my clothes and ran out.
  当时火险警报器响了，我一把抓起衣服就往外跑。
• 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。
• When did ship's master and chief officer receive the fire alarm?
  船长和大副是什么时候收到报警信号的？
• The glass got broken and the fire alarm sounded.
  玻璃打破了，火警器响了起来。
• Design of City Fire Alarm System Based on Wireless Network;
  本文探讨了人民防空警报控制系统的设计与实现方案。