A leg is a weight bearing and locomotive structure, usually having a columnar shape. During locomotion, legs function as "extensible struts". The combination of movements at all joints can be modeled as a single, linear element capable of changing length and rotating about an omnidirectional "hip" joint.
近义、反义、联想词
近义词
n.
limb, support, subfigure, cut, cut of meat, prosthesis, prosthetic device