a part of a finger at a joint where the bone is near the surface, especially where the finger joins the hand
指关节,指节
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Charlotte rapped on the window with her knuckles .夏洛特用指节轻敲窗户。
a projection of the carpal or tarsal joint of a quadruped
(四足动物的)膝关节,蹄爪关节。
a joint of meat consisting of such a projection together with the adjoining parts
肘子肉
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a knuckle of pork .一块猪肘子肉。
rub or press (something, especially the eyes) with the knuckles
用指关节擦或压(尤指眼部)。
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go the knuckle Austral .informal fight with fists 〈澳, 非正式〉 诉诸拳斗
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knuckle down 1 apply oneself seriously to a task 认真工作 -
2 (亦作knuckle under ) give in; submit 让步;屈服
"Middle English