He jerked me off balance and the hand with the brass knucks came, around in a looping bolo punch.

他猛地把我拉得失去平衡， 那只戴着指节铜环的手来了， 打了一圈波罗拳。

He made a quick motion and the brass knucks disappeared into the wide sash around the top of his pants.

他快速地做了一个动作， 指节铜环消失在他裤子顶部的宽腰带中。