permutation [ˌpɜ:rmjuˈteɪʃn]

例句:

• Each such arrangement is a permutation of the symbols.
  来自SA
• Other enumeration problems lead us to the study of orbits of permutation groups.
  其它的计数问题引导我们去研究置换群的轨道.
  
• Such a permutation is called a derangement.
  这样的一个排列称为错位排列.
  
• Every sort of permutation and combination is possible in human nature.
  火的本性可能有各种交织和组合的情况.
  
• Basic exercises...have been put together in ways susceptible of infinite permutation.
  来自Y. Menuhin
• Stones' camp approached yet another permutation of their greatest hits.
  来自BBC