Carbocation
碳阳离子
🗣️ 情景例句
I got the pink slip yesterday
我昨天被解雇了。
I get up before six o'clock every day.
每天我六点前起床。
Who could count the times Annie tried, failed, and then succeeded?
谁能数得清安妮尝试、失败直至最后成功的次数？