한 바퀴 돌고

go around once and

→ 한
phrase Rare #16,229
go around once and Used when describing going around in a circle or making one lap before doing something else. 한 바퀴 means “one lap” or “one round,” and 돌고 connects this action to what follows.
KO: 공원을 한 바퀴 돌고 집에 가자.
EN: Let's walk around the park once and then go home.

내가 한 바퀴 돌고 나면 뒤에서 나 랑 같이 연주해요

Once I've gone around once, play along with me from behind.

— 길 (1954)

한 바퀴 돌고 올게 여기 서 기다려, 알았지?

I'll be right back after a lap. Wait here, okay?

— 이글라 (1989)