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单词 smoke detector
释义

smoke detector

​noun countable ​American
UK
Word Forms
singularsmoke detector
pluralsmoke detectors
DEFINITIONS1
  1. 1
    a smoke alarm
    Synonyms and related words
    Signals and equipment used for warning people
    alarm
    alarm bell
    the all clear

smoke detector

​noun countable ​American
US
Word Forms
singularsmoke detector
pluralsmoke detectors
DEFINITIONS1
  1. 1
    a piece of equipment that makes a loud noise when there is smoke in a room, used for warning people that there is a fire in the building
    Synonyms and related words
    Signals and equipment used for warning people
    alarm
    alarm bell
    the all clear
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更新时间：2026/7/29 0:52:44