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smoke alarm

/sməʊk əˈlɑːm/

翻译: 一种探测烟雾的设备,通常作为火灾的征兆,并发出响亮的警报声以提醒建筑物内的人员。

1 个条目

phrase

/sməʊk əˈlɑːm/B1formaltechnical
  • zh一种探测烟雾的设备,通常作为火灾的征兆,并发出响亮的警报声以提醒建筑物内的人员。

A device that detects smoke, typically as an indicator of fire, and emits a loud warning sound to alert people in a building.

  1. Safety deviceA2formal

    A device that detects smoke, typically as an indicator of fire, and emits a loud alarm to warn people.

    zh烟雾报警器

    • The smoke alarm went off when the toast burned.
    • You should test your smoke alarm every month.
    • The building is equipped with smoke alarms on every floor.