bào​jǐng​qì

alarm

报警器 (報警器) bào​jǐng​qì
alarm noun
a device designed to signal a warning in response to a specific danger, such as a fire or a break-in

The alarm will sound automatically in the event of a fire.

Frequency

Movie subtitles
1.91 per million appears in 1% of films
Written text
0.978 per million

Sources

Definitions
CC-CEDICT