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 Smart Home System contained five subsystems: temperature control system, lighting control system, gas leak alarm system, fire alarm system and smoke alarm system.
  智能家居系统包含五个子系统：温度控制系统、湿度控制系统、煤气泄露控制系统、火灾报警系统和烟雾报警系统。
• Smoke activates the alarm.
  烟雾触发警报器。
• 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
• 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
• 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
• A Smoke Alarm Device with High Sensitivity
  高灵敏度烟雾报警装置的研究
• Have you installed a smoke alarm in your office?
  你的办公室安装烟雾警报器了吗？
• The image collected by sensor is clear and intact, so it meets the image quality requirement. The system can detect the frame and smoke to implement alarm in the early fire.
  传感器采集的图像清晰完整，满足系统对图像质量的要求，能够识别出火灾图像，实现早期火灾检测。
• Note the Smoke Alarm above the grandfather clock.
  注意：以上祖父时钟烟雾报警器。