smoke alarm

英 [ˈsməʊk əlɑːm]

美 [ˈsmoʊk əlɑːrm]

n.  烟雾报警器(用于预防火灾)

牛津词典

noun

• 烟雾报警器（用于预防火灾）
  a device that makes a loud noise if smoke is in the air to warn you of a fire

柯林斯词典

• (预防火灾的)烟雾报警器
  Asmoke alarmor asmoke detectoris a device fixed to the ceiling of a room which makes a loud noise if there is smoke in the air, to warn people.

英英释义

noun

• an alarm that is tripped off by fire or smoke
  Synonym:fire alarm

双语例句

• Design and Development of Intelligent Fire Smoke Alarm System on High Speed EMUs
  高速动车组智能烟火报警系统的设计与开发
• Study of Scatter Smoke Infrared Alarm Detector
  散射式感烟红外报警探测器机理的探讨
• The smoke activated the fire alarm.
  烟雾触发了火警报警器。
• Smoke activates the alarm.
  烟雾触发警报器。
• 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。
• This paper has MQ-2 resistance-type smoke sensor and analog electronics technology as the core, to design a good technical level of the smoke alarm.
  本论文以MQ-2电阻式烟雾传感器和模拟电子技术为核心，设计出一种技术水平较好的烟雾报警器。
• Unfortunately, the development of high-speed railway started late in China, the fire smoke alarm system assembled on operating EMUs is mostly imported from abroad at present.
  遗憾的是，我国的高速铁路发展起步晚，现行运营的动车组上装配的烟火报警系统完全依靠国外进口。
• Design, production, installation and System performance testing for smoke alarm system;
  烟雾报警系统设计、安装、检修及功能试验。
• Application of the Smoke Detecting Fire Alarm System on Metro Vehicles
  烟雾探测火灾报警系统在地铁车辆上的应用
• Note the Smoke Alarm above the grandfather clock.
  注意：以上祖父时钟烟雾报警器。