knuckle joint
美 英
英漢解釋
英英解釋
例句
I have learned to open the bottle with one hand and sort of[3] tuck a pill in the knuckle joint.
我已經(jīng)學(xué)會(huì)用一只手打開瓶子,藏一片藥在膝關(guān)節(jié)里。