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

• The glass got broken and the fire alarm sounded.
  玻璃打破了，火警器响了起来。
• The paper presented fire alarm and fire fighting joint control system of an office building in detail.
  本文对某办公楼的火灾自动报警及消防联动系统进行了详细介绍。
• 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。
• The fire alarm was accidentally set off. Close attention or vigilance to minimize risk.
  火警报警器不小心给弄响了。对最小风险的严密注意或警觉。
• 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。
• 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。
• 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
• 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 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。