Prefactor
n. [数]前因子
🗣️ 情景例句
I brought you a chicken sandwich and a glass of milk.
我替你带来一份 肉三明治和一杯牛奶。
I know the boy whose father is an engineer.
我知道那个男孩的父亲是工程师。
I don't know! The address was on a piece of paper,but I can't find it now!
我不知道！地址在一张纸上，但现在找不着了！