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 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。
• 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。
• 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。
• This paper has MQ-2 resistance-type smoke sensor and analog electronics technology as the core, to design a good technical level of the smoke alarm.
  本论文以MQ-2电阻式烟雾传感器和模拟电子技术为核心，设计出一种技术水平较好的烟雾报警器。
• 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
• Note the Smoke Alarm above the grandfather clock.
  注意：以上祖父时钟烟雾报警器。
• 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。
• Have you installed a smoke alarm in your office?
  你的办公室安装烟雾警报器了吗？
• The smoke activated the fire alarm.
  烟雾触发了火警报警器。
• The smoke triggered off the alarm.
  这些烟把警报器触响了。