to walk or behave in a way that shows that you are very confident and think that you are important

They swaggered into the room. 他们大摇大摆地走进了房间。

A group of young men swaggered around outside the bar. 一群年轻人在酒吧外面大摇大摆地走来走去。

His swaggering self-confidence irritates many people. 他趾高气扬的自负神态激怒了很多人。

a way of walking or behaving that shows you are confident

He walked out of the room with a self-confident swagger. 他大摇大摆、趾高气扬地走出了房间。

Underneath all his swagger he's actually pretty nervous. 虽然他表面上一副自命不凡的样子，但实际上他很紧张。