Prefractionation
初步分馏
🗣️ 情景例句
Is that all right with everyone?
各位有意见吗？
See you later!
到时候见啦！
You'd better stay in bed till tomorrow. If you're not better by then, I'll take you to see the doctor.
你最好是在床上躺着，一直到明天。如果还不好，我再带你去看医生。