Aminomercuration
[化] 氨汞化
🗣️ 情景例句
I have two days off a week.
我一星期休息两天。
Mother begins baking cookies two weeks before Christmas.
自圣诞节的两周以前，母亲就开始做小甜饼了。
There's a bar next door to the station.
车站旁有一个酒吧。