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报警器用英语怎么说？

基础释义
例句
行业词典释义

报警器

[计] alertor，announciator，beeper，[化] warner，annunciator

相关词语自动报警器

例句

Who set off the fire alarm? 谁拉响了火警报警器？
It was thought that the fire alarm had been set off as a prank. 人们认为火警报警器响是个恶作剧.
Hundreds of lives could be saved if the installation of alarms was more widespread. 如果报警器得到更广泛的安装，成百上千的生命就可能被挽救。
Gib: Yeah, and her lowercase hormones are soured same a automobile alarm. 基博: 是的, 而且她的小小荷尔蒙已经像汽车上的报警器一样运转着.
He returned to the airport to find his car alarm going off. 他回到机场时听到自己的汽车报警器响了。
The thieves must have deliberately triggered the alarm and hidden inside the house... 盗贼肯定是故意触发了报警器，然后躲在房子里。
His car alarm had been going off for two days and, as a result, the battery was flat. 他的汽车报警器连着响了两天，结果电池耗没电了。
...fire alarms and smoke detectors. 火警报警器和烟雾检测器
Smoke detectors are cheap and easy to put up... 烟雾报警器既不贵又易于安装。

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行业词典

土木工程： train approach warning device；
自动化： alarm；