vt. 除去…的杂质，净化，提纯。 n. -ration 净化(作用)。 adj. -rative ,n. 净化的；净化剂。 n. -rator 净化器；净化剂。
例句与用法
1.
Application research of depurate sorts of water samples with the polysilicate aluminum ferric floccule 聚合硅酸铝铁絮凝剂净化各类水质的应用研究
2.
To improve the depurate and rinsing efficiency of hydraulic pressure piping , we need improve rinsing method , and design a effective technique and equipments 为提高液压钢管的清洁度及其清洗效率，迫切需要对以往清洗方法进行改进，开发出一种高效的清洗技术和装置。
3.
In modern life , ozone can not only depurate air , deal with water quality etc , but also keep fruits and vegetables fresh and prevent skin diseases widely . therefore , the ozone is applied more and more widely 用活氧水浇花可使花朵更鲜艳，枝叶更茂盛，还可延长开花期；用活氧水养鱼，鱼儿更活泼，还可防止鱼病，减少换水次数。
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