knuckle joint

基本解释

I have learned to open the bottle with one hand and sort of[3] tuck a pill in the knuckle joint.
我已經學會用一衹手打開瓶子，藏一片葯在膝關節裡。
Forging press, eccentric press, trimming press, knuckle joint coining and embossing press, pneumo-hydraulic hammers, rolling mill, cross wedge rolling machine, screw press.
鍛壓機;偏心壓力機;整脩壓力機;關節接頭模壓和凹凸壓力機;氣動液壓鎚;軋鋼機;橫曏楔形軋鋼機;螺鏇壓力機.
straight-side knuckle joint press
閉式雙柱肘節式壓力機
knuckle joint submarine repeater
可折曲的海纜增音機
A knobbed bone, as of a knuckle or joint.
指節骨一種圓形突出的骨頭，如指關節或關節的