Method of purification
[化] 净化法; 提纯方法
🧩 词语组成解析
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
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;
🗣️ 情景例句
That's not it.
不是这种事。
Waste of time is the most extravagant and costly of all expenses.
浪费时间是一切花费中最奢侈豪华的费用。
She left home when she was eighteen and has lived in Los Angeles for the past fifteen years.
18岁时，她离开了家。过去的15年里她一直住在洛杉矶。