Extinguisher

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wiktionary

ref 

extinguish +‎  -er


etymonline

ref

extinguisher (n.)

1550s, "one who extinguishes" in any sense, agent noun from extinguish. As a mechanical device for putting out fires, from 1887.

取自“https://www.bigphysics.org/index.php?title=Extinguisher&oldid=39700”