purifier
🇬🇧/ˈpjʊərɪfaɪə(r)/ 🇺🇸/ˈpjʊrɪfaɪər/ 5A purifier is a device or a substance that is used to purify something such as water, air, or blood. 净化器
noun [专属名词][食品] 净化器；清洁者；精炼器；精炼者
It works like the AquaStar purifier but has a rechargeable battery. 其工作原理与水之星净化器相似，但使用的是可充电电池。
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