短语词组短语knee -cap p 护膝elthviatic knee -cap 弹性护膝elastic knee -cap detail 弹性护膝chondropathy of knee -cap 髌骨骨软骨病rubbing test of knee -cap 髌骨摩擦试验acute dislocation of knee -cap 急性髌骨脱位dlastic c knee cap 弹性护膝套 返回 knee cap