[ˌpə:mju'teiʃən]
permutation
n. 交换,排列

词形变化:

形容词:permutational

英英解释:

名词 permutation:

  1. an event in which one thing is substituted for another
  2. 同义词:substitution, transposition, replacement, switch
  3. the act of changing the arrangement of a given number of elements
  4. complete change in character or condition- Henry Miller
  5. act of changing the lineal order of objects in a group