Nitrophenylation
硝苯基化
🗣️ 情景例句
You have a good command of English.
你的英语水平很好。
Sorry to bother you, but do you have change for a one?
对不起，麻烦你，你有1元钱的零钱吗？
They had a good time, but I didn't go.
他们玩得很痛快，但我没有去。