late 14c., originally especially in reference to Feast of the Purification of the Virgin Mary, from Old French purificacion, from Latin purificationem (nominative purificatio) "a purifying," noun of action from past participle stem of purificare (see purify). General sense from 1590s.
实用例句
1. The water goes through three stages of purification.
这水经过3个步骤的净化.
来自《简明英汉词典》
2. One third of their entire site is given up to a water-purification plant.
他们将整块地的1/3用于建净水厂。
来自柯林斯例句
3. -- Or a polluted soul towards their purification?
— 或者说,一个亵渎的灵魂能够净化他人 吗 ?
来自英汉文学 - 红字
4. The start of proteomics is purification.
蛋白质学的开端是蛋白质的提纯.
来自英汉非文学 - 生命科学 - 回顾与展望
5. Distillation has traditionally been the major system for water purification.
