Nitralising
硝酸钠溶液浸渍净化法
🗣️ 情景例句
Yes, he makes house calls, but the doctor has an opening only after 2:00 p.m.
好，他愿出诊，但他在下午2点后才有空。
No. You should have taken the Yellow Line bus. You can get one at the next stop.
不是。你该乘黄线车才是。到下一站你可以搭上。
The girl in red is his girlfriend.
穿红衣服的那个女孩是他的女朋友。