Permutation matrix
[计] 置换矩阵
🧩 词语组成解析
permutation
[ˌpə:mju(:)'teiʃən]
n. （一组事物可能的一种）序列，排列，排列中的任一组数字或文字;
🗣️ 情景例句
A son and his wife and their three children--my grandchildren.
有个儿子， 还有儿媳妇以及他们的三个孩子，我的孙儿女们。
I have confidence in myself.
我对自己颇具信心。
What's that, Jim? Is it a picture?
吉姆，那是什么？一张照片？