Backward deduction system
[计] 后向演绎系统
🧩 词语组成解析
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
Mom! Is it for me?
妈妈 是我的吗
Politeness costs nothing and gains everything.
礼貌不费分文而可赢得一切。
He goes home early everyday for fear that his wife would be angry.
他每天很早就回家，免得老婆生气。