Backward equation
[计] 后向方程
🧩 词语组成解析
🗣️ 情景例句
I did both with Richard and Susan,
有Richard和Susan时我这样做，
I will be leaving the hospital in December.
我将在十二月份出院。
He saved money for years and in 1958 he bought a small workshop of his own.
他靠多年积蓄，于1958年买下了自己的一个小铺子。