deviant       
 adjective uk/ˈdiː.vi.ənt/ us/ˈdiː.vi.ənt/ (US also deviate)
 怪异的,异常的;离谱的
used to describe a person or behaviour that is not usual and is generally considered to be unacceptable
 Synonym: aberrant 
 deviant       
noun [ C ]  disapproving uk/ˈdiː.vi.ənt/ us/ˈdiː.vi.ənt/
 行为不正常的人(尤指性变态者)
someone whose behaviour, especially sexual behaviour, is deviant
  a sexual deviant 性变态者 
 Synonyms: degenerate pervert