短语词组短語elthviatic knee -cap 彈性護膝elastic knee -cap detail 彈性護膝knee -cap p 護膝chondropathy of knee -cap 髕骨骨軟骨病rubbing test of knee -cap 髕骨摩擦試騐acute dislocation of knee -cap 急性髕骨脫位 返回 knee-cap