| 释义 | fire alarm nounverb + fire alarm  | fire alarm + verb  | fire-alarm + noun verb + fire alarm➤set off拉响火警报警器◆it was thought that the fire alarm had been set off as a prank.人们认为火警报警器被拉响是个恶作剧。➤install安装火警报警器◆fire alarms have been installed in the building.楼里安装了火警报警器。fire alarm + verb➤go,  go off,  sound火警报警器触响◆the fire alarm went off when i was making a coffee.我正在煮咖啡的时候火警报警器响了。fire-alarm + noun➤system消防警报系统 fire aˌlarm  noun [countable] a bell or other device that gives people warning of a fire in a building  火警钟;火警报警器◆to set off the fire alarm  拉响火警报警器 |