Disulphides
(disulphide 的复数) n.二硫化物
🗣️ 情景例句
Jogging is a popular form of exercise.
慢跑是一种十分普及的体育活动。
What's your favorite song?
你最喜欢的歌曲是什么？
It is almost always due to some very special circumstances that traces of land animals survive,
几乎总是由于某些特殊的条件，陆地动物的遗体才被存下来，