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

• 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。
• The smoke triggered a building fire alarm, an official said.
  烟雾触发了建筑火警警报器，一名官员说道。
• 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？
• 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。
• 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。
• 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。
• Today, there was a fire alarm in my dorm.
  今天，我的宿舍发生了火警。
• Discusses the structure and working principle of the interface circuit between ion sensing smoke detector and fire alarm controller.
  论述了离子感烟探测器与火灾报警控制器之间接口电路的结构及工作原理。
• 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
• 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。