Fof
abbr. free on field (airmail) 野外免费
🗣️ 情景例句
He made up his mind to give up smoking.
他下决心戒烟。
He is embarrassed because he made a mistake.
他因为弄错而显得很窘。
They misplaced this book under other categories.
他们把它错放到另一个类别去了。