permutation

permutation读音音标

英 [ˌpɜ:mjuˈteɪʃn]

美 [ˌpɜrmjuˈteɪʃn]

permutation意思解释

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；

变形

复数：permutations

英英释义

n.

an event in which one thing is substituted for another

同义词：substitutiontranspositionreplacementswitch

the act of changing the arrangement of a given number of elements

complete change in character or condition

\"the permutations...taking place in the physical world\"

act of changing the lineal order of objects in a group

词组短语

permutation and combination

双语例句

用作名词(n.)The combining roulette wheel with optimization selection is used.A position-based and group permutation crossover method and random mutation are introduced.采用轮盘赌与*优性相结合的方法进行选择，设计基于位置成组移位的杂交算子和随机交换的变异算子。Such a permutation is called a derangement.这样的一个排列称为错位排列。Unique because that particular permutation has not appeared before.之所以独一无二，是因为那种独特的基因排列组合以前不曾出现过。