duo

1. N-COUNT A duo is two musicians, singers, or other performers who perform together as a pair. 二重奏演奏者; 二重唱演唱者; 二人组合表演者

...a famous dancing and singing duo. …一个著名的歌舞表演二人组。

2. N-COUNT You can refer to two people together as a duo, especially when they have something in common. (有共同点的) 一对人[journalism]

The Giants are led by the scoring duo of Adam Courchaine and Gilbert Brule. 巨人队由得分二人搭档亚当∙库彻恩和吉尓伯特∙布鲁尓领队。