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
Then, please tell him that Zhao Li called.
这样好了，请转告他赵力来过电话。
Don't make rude remarks about their appearances.
不要口无遮拦，批评他们的外表。
There isn't any trouble. I'm just waiting for my change.
没事儿。我只是等着找钱。