smoke alarm
noun/ˈsməʊk əlɑːm/
/ˈsməʊk əlɑːrm/
(also smoke detector)
- a device that makes a loud noise if smoke is in the air to warn you of a fire
Topics Houses and homesb2烟雾报警器(用于预防火灾)
单词 | smoke-alarm |
释义 | smoke alarmnoun/ˈsməʊk əlɑːm/ /ˈsməʊk əlɑːrm/ (also smoke detector)
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