动词
中文翻译：净化的
同义词：
['clean', 'purify', 'sterilize']
例句：
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1.The water was purified by boiling it for several hours.
水经过煮沸数小时被净化。
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2.The hospital uses disinfectants to purify the air in patient rooms.
医院使用消毒剂来净化病房的空气。
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3. The process of purifying the water involves heating it and then filtering out impurities.
净化水的过程包括加热和过滤杂质。