Back formation
逆成法
🧩 词语组成解析
back
[bæk]
n. 背，背部;背面，反面;后面，后部;（椅子等的）靠背;
vt. 使后退;支持;加背书于;下赌注于;
vi. 后退;倒退;
adj. 背部的;后面的;以前的;拖欠的;
adv. 以前;向后地;
formation
[fɔ:'meiʃən]
n. 形成;构成，结构;形成物;编队，队形;
🗣️ 情景例句
My boss and some friends at the office.
我老板和办公室的同事。
I don't feel very well this morning.
我今早感到不很好。
As soon as this was done, they cooked a meal over an open fire.
这件事刚刚做完，他们就在篝火上烧起了饭。