名词
中文翻译：净化器
同义词：
['cleanser', 'purifier']
例句：
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1. The purifier is designed toremove impurities from the water.
净化器设计用来去除水中的杂质。
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2. Thepurifier was used to clean the airin the room.
净化器被用来清洁房间的空气。
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3. The purifier is essential formaintaining cleanliness in hospitals.
净化器对于医院保持清洁至关重要。