Carbocation
碳阳离子
🗣️ 情景例句
That'll be fine.
好吧！
Thank you for the lovely flowers.
谢谢你送给我这么美的花。
I had no sooner got off the ship than I was assailed by a man who wanted to sell me a diamond ring.
我刚下船，就被一个人截住，他向我兜售一枚钻石戒指。