Purifying

例句:

• The method of purifying by lime was introduced by Mr. Clegg; and by a later process, oxide of iron is used to absorb the sulphuretted hydrogen. 弗雷德里克·科利尔·贝克维尔. 伟大的事实.
• The nose is provided with small hairs and a moist inner membrane which serve as filters in removing solid particles from the air, and in thus purifying it before its entrance into the lungs. 伯莎M.克拉克. 科学通论.
• The effects of purifying cold were immediately felt; and the lists of mortality abroad were curtailed each week. 玛丽·雪莱. 最后一个人.

艾达整理