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
双语例句
- Unfortunately, the development of high-speed railway started late in China, the fire smoke alarm system assembled on operating EMUs is mostly imported from abroad at present.
遗憾的是，我国的高速铁路发展起步晚，现行运营的动车组上装配的烟火报警系统完全依靠国外进口。 - 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。 - Note the Smoke Alarm above the grandfather clock.
注意：以上祖父时钟烟雾报警器。 - 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。 - 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。 - 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。 - 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 - A small girl saw the smoke and sounded the alarm.
一个小女孩看见烟，启动了警报器。 - 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。 - He woke with a start when the smoke alarm went off.
当烟雾报警器响时，他惊醒过来。