buddy

好朋友、伙伴、哥儿们口语

He's been my closest buddy since we were in high school.

从高中开始，他就是我最要好的朋友。

老兄、老兄弟口语，用于称呼男性

Hey buddy, you dropped your wallet back there.

老兄，你的钱包掉在后面了。

搭档、伙伴多指活动或训练中配对的人

Each new swimmer is paired with a buddy for safety.

每位新学员都会配一位搭档，以确保安全。

结为伙伴、配对常与 up 连用

The teacher asked us to buddy up before the field trip.

老师要我们在校外教学前先两两配对。