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

• 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。
• 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。
• 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 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
• 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。
• 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。
• 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。
• 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。
• The lecture was curtailed by the fire alarm going off.
  那次讲座被突然鸣响的火警中断了。
• The paper analyses the factors that influence the reliability of fire alarm system in watercraft.
  分析了船舶火灾报警系统中影响可靠性的因素。