Fof
abbr. free on field (airmail) 野外免费
🗣️ 情景例句
It's eleven thirty.
十一 点半。
How long are you going to stay here?
你要在这里停留多久？
Because I've just retired.I want to buy a small house in the country.
因为我刚退休。我想在乡下买幢小房子。