Inverse factorial
[計] 反階乘積, 逆階乘
?? 詞語組成解析
inverse
['in'v?:s]
adj. 相反的;逆向的;倒轉的;
n. 相反;倒轉;相反的事物;
vt. 使倒轉;使顛倒;
factorial
['f?kt?:ri?l]
adj. 因子的，階乘的;
n. 階乘積，階乘;
??? 情景例句
It's a pleasure to meet you too, Mrs. Green. I've heard so much about you.
格林太太，我也很高興見到您。早就聽說過您。
A borrowed cloak does not keep one warm.
借來的斗篷不暖身。
I'm afraid I'm still not very good at it, though.
不過，恐怕我的漢語還是不夠好。