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

• According to the inventors, young children often panic and hide when they hear a conventional smoke alarm, sometimes fearing they have done something wrong to set it off.
  据这些发明人说，小孩子们在听到传统的烟雾报警器报警时，往往会惊慌失措而藏起来，有时他们会很害怕，以为自己做错了事而弄响了报警器。
• A small girl saw the smoke and sounded the alarm.
  一个小女孩看见烟，启动了警报器。
• 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
• Is smoke alarm policy effective?
  感烟报警器政策是否有效？
• Adaptability of Aspiration Smoke Detection Alarm in Subways
  吸气式烟雾探测报警技术在地铁中的适用性
• This paper presents a new type of smoke alarm device based on measuring methods of amplitude and rate, and describes its hardware circuit principle.
  提出了一种新型的烟雾报警装置，并详细介绍了装置的硬件电路原理和所采用的具有动态调整门限的幅值测量法和变化率测量法。
• 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。
• 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
• 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。
• Note the Smoke Alarm above the grandfather clock.
  注意：以上祖父时钟烟雾报警器。