Allylate
烯丙基化
🗣️ 情景例句
I'm pooped.
我精疲力尽。
Americans are hight mobile, and therefore may find it difficult to became deeply involued with other.
美国人的流动性，大，因此你会发现和他人深交很难。
Henry Taylor, he went offimmediately to visit him,
亨利·泰勒，就立刻跑去看他，