Fof
abbr. free on field (airmail) 野外免费
🗣️ 情景例句
They always were,
他们过去如此，
The sleeping fox catches no poultry.
睡觉的狐狸抓不到鸡鸭。
it would be more like that of a bluebottle buzzing round the room;
那就像一只嗡嗡叫的绿头苍蝇在屋内飞行的轨迹，