在某一领域有卓越成就或突出成绩的人master

• 牛人就“牛”在两年将一处偏乡僻壤变成了“独家演出”的资本市场。

  What makes this person outstanding is that in two years they carved this remote township into an "exclusive performance" of a capitalist market.

• 这位求爱牛人的大胆举动，迅速在网上蹿红。

  This Romeo's bold move spread like wildfire across the Internet.