Allylic
烯丙基的
🗣️ 情景例句
I love to get away and spend a few days with nature.
我好想离开这里到大自然里呆几天。
His extension number is 285.
他的分机号码是285。
On the last day I made a big decision.
到了最后一天，我作出了一项重大决定。