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 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。
• 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；
• 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。
• 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。
• 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。
• 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。
• The proceedings were interrupted by the fire alarm.
  会议的进程被火灾警报打断了。
• This kind of fire alarm system is a collection signal examination, the transmission, processing and the control and a body control system.
  这种火灾报警系统是一个集信号检测、传输、处理和控制与一体的控制系统。
• Today, there was a fire alarm in my dorm.
  今天，我的宿舍发生了火警。
• When did ship's master and chief officer receive the fire alarm?
  船长和大副是什么时候收到报警信号的？