Oil purification
[化] 油净化
🧩 词语组成解析
oil
[ɔɪl]
n. 油;石油;油画;燃油;
vt. 给…加油;
vi. 化成油;
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
going to the children's ward once or twice a week
每星期就去小儿科病房一、两次
Where did you go for dinner yesterday?
你们昨天去哪儿吃的饭？
Mr.Wang is fixing his bike.
王先生在修他的自行车。