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

• Use a smoke alarm.
  使用防烟警报。
• 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。
• A Smoke Alarm Device with High Sensitivity
  高灵敏度烟雾报警装置的研究
• 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
• He woke with a start when the smoke alarm went off.
  当烟雾报警器响时，他惊醒过来。
• 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
• Fray said he believes such a detector, with a message in a familiar voice recorded on it, will be less confusing to a child than a standard smoke alarm.
  弗瑞说，他相信这种录下孩子们熟悉的声音的报警器比一般报警器能让孩子减少困惑。
• Smoke activates the alarm.
  烟雾触发警报器。
• 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。
• 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。