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 composition of automatic fire alarm system and several basic concepts involved in the system design are expounded;
  摘要阐述火灾自动报警系统的构成，以及系统设计中涉及的几个基本理念；
• 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。
• Out of curiosity, he pulled down the handle of the fire alarm.
  出于好奇，他把火警器的手把拉了下来。
• 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。
• This system includes fire alarm system and fire-fighting linkage control system.
  该系统包括智能建筑的火灾自动报警与消防联动控制。
• 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。
• The smoke activated the fire alarm.
  烟雾触发了火警报警器。
• 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。
• 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。