Fire alarm
01
火警报警器, 烟雾探测器
a device that gives warning of a fire, by making a loud noise
语法信息
有生性状态
无生命
形态构成
复合词
可数
复数形式
fire alarms
例子
The fire alarm rang loudly, causing everyone in the building to exit quickly.
火灾警报大声响起，导致大楼里的每个人都迅速撤离。
02
火警警报, 火灾信号
a signal, such as a bell, siren, or shout, used to alert people to the presence of a fire and prompt them to take immediate action
例子
A loud fire alarm shout from the security guard alerted the residents to the blaze.
保安大声喊出的火灾警报提醒居民注意火灾。
