Fof
abbr. free on field (airmail) 野外免费
🗣️ 情景例句
Don't waste your breath trying to persuade them, they'll never listen.
别白费口舌规劝他们，他们不会听你的话。
One should eat to live, not live to eat.
人为生而食，非为食而生。
I think you should get a tank if you want to keep fish.
我看你要是真想养鱼的话，就该找个水箱。