详细解释:【法】 防盗警报器
英语解释：
名词 burglar alarm:
a loud warning signal produced by a burglar alarma warning device that is tripped off by the occurrence of a burglary例句：
If you will lend me your ear for a minute, I will explain how the burglar alarm works.如果你愿意听一会儿，我就讲讲防盗警报器是怎样工作的。