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

• Discussion on Design of Aspirating Smoke Detection Fire Alarm System
  有关吸气式烟雾探测火灾报警系统设计的探讨
• When it detects smoke, the alarm emits a compound called allyl isothiocyanate, which is responsible for the pungent taste and smell of stinky foods like mustard, horseradish and wasabi.
  这种报警器在检测到烟雾时，喷放出一种称为异硫氰酸烯丙酯的化合物，这种化合物是发恶臭的食物如芥菜、山葵和芥末酱的辛辣味道和气味的原由。
• Smoke detecting arrangement smoke pipe fire alarm system
  烟管式火灾报警装置烟管式火警信号系统
• 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。
• Use a smoke alarm.
  使用防烟警报。
• Note the Smoke Alarm above the grandfather clock.
  注意：以上祖父时钟烟雾报警器。
• The smoke activated the fire alarm.
  烟雾触发了火警报警器。
• Is smoke alarm policy effective?
  感烟报警器政策是否有效？
• 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
• 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。