pivotal figure

His paintings combined traditional solid forms with Impressionist use of light and color. He was a pivotal figure in the transition from Realism to Impressionism.(他的画既有传统绘画坚实的造型，又有印象主义画派明亮、鲜艳、充满光感的色彩，可以说他是一个承上启下的重要画家。)

A controversial but pivotal figure in his era, Warhol's works and life continue to influence art, fashion, film, and advertising through to present times.(无论是当时他所处的时代还是现在，渥荷这个具有争议性但又举足轻重的人物以其作品及其一生影响着艺术、时尚、电影和广告等领域。)

The England star proved a pivotal figure for Chelsea as they clinched the Premiership title in devastating style last term.(这位英国巨星用上个赛季率领球队势如破竹夺取联赛冠军的成绩来表明他是切尔西的枢纽人物。)