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

• As an important competent for ensuring the train operation safety, high-performance fire smoke alarm system can reduce the fire accident greatly and drop the fire loss effectively.
  高性能的烟火报警系统作为保障动车行车安全的重要组成部分，可以大大减少火灾事故的发生，有效降低火灾造成的损失。
• 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。
• Is smoke alarm policy effective?
  感烟报警器政策是否有效？
• 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。
• 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。
• Fray and a business partner teamed up with two other men who had earlier patented a talking smoke alarm.
  弗瑞与一个商业伙伴以及另外两个早先曾申请了语音报警器专利的人进行了合作。
• He woke with a start when the smoke alarm went off.
  当烟雾报警器响时，他惊醒过来。
• A small girl saw the smoke and sounded the alarm.
  一个小女孩看见烟，启动了警报器。
• Note the Smoke Alarm above the grandfather clock.
  注意：以上祖父时钟烟雾报警器。