factorial
/fækˈtɔːr.i.əl/
形容词
析因的
an experiment with a factorial design (= with two or more factors)
析因设计的实验
阶乘的
The number is calculated as a multiplication 1 x 2 x 3 x 4 x 5 x 6=720, or expressed in factorial mathematics: 6!=720.
这个数字计算成乘法是1 x 2 x 3 x 4 x 5 x 6 = 720，或者用阶乘数学表示为: 6！= 720.
/fækˈtɔːr.i.əl/
名词
阶乘，析因
Four factorial (4 x 3 x 2 x 1) is 24.
4的阶乘（即4×3×2×1）是24。