Cnf
abbr. 合取范式（conjunctive normal form）；成本加运费（cost and freight, 等于CFR）
🗣️ 情景例句
She would have loved it.
她会喜欢这里的。
I'm not in.
我不在家。
You might have left it in the shop.
可能你把它落在店里了。