Diazotizing
重氮化(作用)
🗣️ 情景例句
It's not finished yet.
现在还没有完成。
Goodbye. Hope to see you again next year.
再见。希望明年再见到你。
Suddenly, a middle-age lady got on the train and sat opposite Sally.
突然，一个中年妇女上了火车，坐在萨莉的对面。