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
What do you do in your spare time?
你在业余时间如何消遣？
He that knows nothing, doubts nothing.
无知就无疑。
In the meantime, the lorry driver had to sweep up hundreds of broken bottles.
在这段时间里，卡车司机不得不清扫那几百只破瓶子。