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

• 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。
• 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 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。
• 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。
• 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。
• 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 activated the fire alarm.
  烟雾触发了火警报警器。
• 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。
• 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。
• 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。