SMOKE ALARM


Meaning of SMOKE ALARM in English

also smoke detector

( smoke alarms)

A smoke alarm or a smoke detector is a device fixed to the ceiling of a room which makes a loud noise if there is smoke in the air, to warn people.

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Collins COBUILD Advanced Learner's English Dictionary.      Английский словарь Коллинз COBUILD для изучающих язык на продвинутом уровне.