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

• Through the internship site during the study and master the guidance and teachings, I have automatic fire alarm system also has basic knowledge and understanding.
  通过实习期间在工地的学习和师傅的指导与教诲，我对火灾自动报警系统也有了基本的认识和了解。
• 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。
• 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。
• 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
• 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。
• The smoke activated the fire alarm.
  烟雾触发了火警报警器。
• 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 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。
• 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。