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

• 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。
• Fire alarm control and indicating equipment
  火灾报警控制和显示设备
• 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。
• 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。
• FAS ( Fire-fighting Automation System), includes automatic fire alarm system and sprinkler system.
  FAS消防自动化系统，自动火灾报警、动喷淋系统。
• Each indoor fire alarm push-buttons shall be equipped with a break-glass push-button and an alarm bell.
  每个室内火警警铃装置和按钮都应装在一个可破玻璃盒内。
• 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 smoke activated the fire alarm.
  烟雾触发了火警报警器。
• 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。
• 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。