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

• The noisy parrot, called Sammi, had escaped from neighbor Louise Ledger's house a week earlier and spent seven days in the garden mimicking a smoke alarm.
  这只调皮捣蛋的鹦鹉赛米在一周前，从莎娜赛尔斯顿的邻居露易丝莱德格的家中逃跑出来。一周以来，它每天都在赛尔斯顿家后花园里模仿烟雾报警器的声音。
• 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
• Over the loud buzzing of the smoke alarm, I asked them to identify the sound.
  对一边响起的烟雾警报器声音，我让他们说出那个声音是什么。
• Study of Scatter Smoke Infrared Alarm Detector
  散射式感烟红外报警探测器机理的探讨
• Smoke activates the alarm.
  烟雾触发警报器。
• 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
• Use a smoke alarm.
  使用防烟警报。
• Have you installed a smoke alarm in your office?
  你的办公室安装烟雾警报器了吗？
• 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
• A Smoke Alarm Device with High Sensitivity
  高灵敏度烟雾报警装置的研究