Oxyalkylation
烷氧基化(作用)
🗣️ 情景例句
I'm not really sure I want to be a little fish in a big pond.
我不是真的很确定我想成为一条大池里的小鱼。
Men love to hear well of themselves.
阿谀奉承话，人们皆爱听。
that people have for years assumed that the process of losing vigour with time,
多年来就已认识到。生命力随着时间流失而丧失活力，