单词	sellar joint
释义	sellar joint 鞍状关节
随便看	effective dimensions Effective Dimentions of Lock effective dipole moment effective directivity factor effective direct radiation effective disarmament effective disc area effective discharge effective discharge area effective discharge time effective discipline effective disk area effective dispersion coefficient effective dispersion parameter effective distance effective distance of live acid effective distortion effective distribution effective distribution coefficient effective distributionwidth effective distribution width effective distribution width of flange effective divisor effective doctrine theory effective domain