emcee
noun [ C ] mainly US uk/ˌemˈsiː/ us/ˌemˈsiː/ (UK usually compere)
司仪;（演出等的）节目主持人
a person whose job is to introduce performers in a television, radio, or stage show
He was emcee of the live New Year's Eve show. 他担任了跨年直播晚会的司仪。
Synonym: MC
emcee
verb [ I or T ] mainly US uk/ˌemˈsiː/ us/ˌemˈsiː/ (UK usually compere)
担任司仪;担任（演出等的）节目主持人
to introduce performers in a television, radio, or stage show
Jimmy Kimmel emceed the American Music Awards. 吉米·坎摩尔主持了全美音乐奖。