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

• 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。
• 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 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。
• The necessity of installing the residual current fire alarm system was analyzed.
  分析了设置剩余电流火灾报警系统的必要性。
• 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。
• 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。
• This kind of fire alarm system is a collection signal examination, the transmission, processing and the control and a body control system.
  这种火灾报警系统是一个集信号检测、传输、处理和控制与一体的控制系统。
• Today, there was a fire alarm in my dorm.
  今天，我的宿舍发生了火警。
• Fire alarm control and indicating equipment
  火灾报警控制和显示设备
• 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。