Factorial operator
[计] 阶乘运算符
🧩 词语组成解析
factorial
['fæktɔ:riəl]
adj. 因子的，阶乘的;
n. 阶乘积，阶乘;
🗣️ 情景例句
She has nobody she can turn to.
她求助无门。
Which one is more economical?
哪一个是比较经济的？
Could you direct me to the station, please?
请问到车站怎么走？