原级：purify
purifies
现在分词：purifying
过去分词：purified
过去式：purified
purifies的解释
1. 淨化：biogeochemical cycles 生物地理化學週期 | purifies 淨化 | evaporation 蒸發
1. 911chaxun查询·英语单词大全
1. It also helps to prevent flooding, purifies water and releases vegetative matter into rivers to help feed fish.