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

• 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 glass got broken and the fire alarm sounded.
  玻璃打破了，火警器响了起来。
• If you discover a fire, break the glass to sound the fire alarm.
  如果你发现了火灾，打碎玻璃去弄响火警铃报警。
• 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。
• 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 smoke activated the fire alarm.
  烟雾触发了火警报警器。
• 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。
• 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。
• 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。
• 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。