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
I've had a pretty high fever since yesterday morning.
从昨天早上起，我就一直发高烧。
I made reservations yesterday.
我昨天预订的。
Where do you work?
你在哪上班？