Petroleum fermentation
[化] 石油发酵
🧩 词语组成解析
fermentation
[ˌfə:men'teiʃən]
n. 发酵;激动，纷扰;
🗣️ 情景例句
you need to work at it, Grandpa.
你得常练它， 爷爷。
He was my sincere friend.
他是我诚挚的朋友。
There are four seasons in the year here--spring, summer, autumn and winter.
这儿一年有四季--春、夏、秋、冬。