Knuckle pin
[机] 关节销
🧩 词语组成解析
knuckle
[['nʌkəl]]
n. 指节, 蹄爪, 膝关节\\nv. 以指节打, 以手指射
pin
[pin]
n. 钉;别针，扣针，饰针;大头针;没价值的东西;
vt. 压住;（用钉等）钉住，钉住，别住，扣住;用障壁等)围住，关住（俚语）抓住;[军]牵制;
adj. 针的;钉的;销的;大头针的;
🗣️ 情景例句
Uh, are you going to be busy this evening?
今晚忙吗？
A fox may grow grey, but never good.
狐狸会变，但本性难移。
I am in charge of the company when the manager is out.
经理不在时山我来管理公司。