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。
• 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。
• 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。
• Study of Scatter Smoke Infrared Alarm Detector
  散射式感烟红外报警探测器机理的探讨
• 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。
• 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
• Have you installed a smoke alarm in your office?
  你的办公室安装烟雾警报器了吗？
• 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
• 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。