Knuckleduster
n. [常作～s]=brass knuckles
📖 牛津释义
knuckleduster
n (US brass knuckles) metal cover worn over the knuckles to increase the injury caused by a blow with the fist 戴在指关节上的金属套（打人时加重损伤）.
🗣️ 情景例句
Okay. Thank you.
好的，谢谢。
It's out of the question.
这是不可能的。
Yes, it is.
是的，是一张地图。