duo-------二人组合（名词）

英文释义
(noun) A pair of people who perform or work together. (NOTE: plural form is "duos")

例句
My favorite comedians are a popular duo I often hear on the radio.
我最喜欢的喜剧演员是一个很受欢迎的二人组合，我经常在收音机上听他们的节目。