Cfcs
高中 Senior Highabbr. 氟氯化碳, 氯氟烃（chlorofluorocarbon）
🗣️ 情景例句
So how is it working out?
那么进行得怎么样了呢？
It has been a long time since last came here.
自从我上次来这里已经有很长时间了。
What do you mean by special?
怎么特别呢。