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
Thanks, Ellen.
谢谢， Ellen。
I'm willing to approve your plan.
我愿意批准你的计划。
This is supposed to induce pleasurable sensations in the elephant,
据说这是为了使象产生愉快的感觉，