fire alarm

名词 n.
中文释义

英文释义

名词 n.
  1. An electromechanical or electronic bell, klaxon, chime, horn, speaker, strobe light or other device which warns people in a building etc. of a possible fire or other condition requiring evacuation.
    — Should the automatic fire alarm sound, the gas from the [carbon dioxide] bottles may be released in the engine compartment by operating a pull handle in the driver's cab.
  2. The sound or other warning made by a fire alarm.
  3. An emergency response to a fire by the fire department with manpower and equipment.
    — A four fire-alarm fire ripped through a row of 2.5 story frame dwellings during the early morning hours

词形变化

fire alarms plural

词源

From fire + alarm.
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