Cfcs
高中 Senior Highabbr. 氟氯化碳, 氯氟烃（chlorofluorocarbon）
🗣️ 情景例句
Well, here's a twenty.
嗯 ，这是二十美元。
Do you have any toys?
你有玩具吗？
I was so tired. I could have slept for a week.
我累死了！我能蒙头睡上一星期。