Liquid purification process

liquid ['lɪkwɪd]

n. 液体;流音; adj. 液体的;清澈的;（声音）流畅的;易转换成现款的;

liqu湿+id表形容词→ 流体的，液态的，如：stupid笨的

purification [ˌpjuərifi'keiʃən]

n. 洗净;涤罪;提纯;（犹太妇女按教规在月经后行的）洁净礼;

process ['prɑsɛs]

n. 过程;工序;做事方法;工艺流程; vt. 加工;处理;审阅;审核; vi. 列队行进; adj. 经过特殊加工（或处理）的;

pro向前，在前+cess行走→过程；进行

All right, let's agree to differ on this topic.

好吧，我们在这个问题上保留各自的观点。

They operated on him last night.

他们昨晚给他动手术了。

I want to ask you for your advice. When I leave school, I want to be an engineer. For years I have been interested in engineering. I have made tools at home and have written articles for magazines. My father says that engineering is not a suitable subject

我希望得到您的指点。中学毕业后，我希望成为一名工程师。多年来，我一直对这个方面感兴趣。我在家制作各种用具，给杂志写文章。我的父亲说工程学不适合女孩子学。他要我学习地理。可是我对这门学科一点也不感兴趣。我尝试阅读有关这方面的书籍，然而，我感到索然无味。我该?2283