Mercaptans
(mercaptan 的复数) n.[化]硫醇
🗣️ 情景例句
To be away from the city on such a beautiful day
在这样美好的一天远离都市
Cindy's sister is coming to stay with her a week from tomorrow.
辛迪的妹妹从明天起一个星期以后将过来和她住在一起。
In man's early days, competition with other creatures must have been critical.
在人类早期，人类与其他生物的竞争一定是必不可少的。