counterpose       
verb [ T ]  formal uk/ˈkaʊn.tə.pəʊz/ us/ˈkaʊn.t̬ɚ.poʊz/
 使对立;使对照;使均衡
to present something as being the opposite of another thing; to be the opposite of another thing
  He began by counterposing communism against democracy.  他以把共产主义和民主主义相对照作为开场。 
 Michael's sunniness is counterposed by John's gloominess. 迈克尔的阳光与约翰的忧郁形成了鲜明对比。