knuckle-duster

"knuckle-duster" Chinese translation ("knuckle-duster" in Chinese, "knuckle-duster" 中文翻译, "knuckle-duster"发音):

knuckle-duster n. 指节环( (美)brass knuckles) (打架时套在拳头上的金属环) [n. 指节环( (美)brass knuckles) (打架时套在拳头上的金属环) ]