Forward and backward deduction
[计] 前后推导
🧩 词语组成解析
forward
['fɔrwɚd]
adv. 前进地;向前;至将来;提前地;
adj. 向前方的;迅速的;（社会、政治）进步的;早熟的;
vt. 促进，助长;（按新地址）转寄;发送;
n. 前锋;
for前 + ward向... → ad.向前；今后，往后\r\nv.转发
and
[ənd, ən,ænd]
conj. 和，与;而且;于是，然后;因此;
deduction
[dɪ'dʌkʃən]
n. 推演，推理，演绎;（推理所得出的）结论;扣除，减除;扣除的量;
duc,duct =lead,bring,表示”引导,带来”#词根助记：de向下+duce引→向下引→推论
🗣️ 情景例句
Can I use your car for a couple of hours?
我们能借你的车用几个小时吗？
Is there a police station nearby?
这附近有没有警察局？
It was not until his third match in 1790 that he finally beat Humphries and became Champion of England.
直到1790年他们第3次对垒，门多萨才终于击败汉弗莱斯，成了全英拳击冠军。