单词	被硬壳的
释义	被硬壳的testaceous
随便看	coordinate system-- spherical coordinate system; spherical coordinate system-- stream line coordinate system; stream line coordinate system-- synodic coordinate system; synodic coordinate system-- topocentric coordinate system; topocentric coordinates， cartesian coordinates， center-of-mass coordinates， curvillear coordinates， cylindrical coordinates，cylindrical coordinates， deformation coordinates， laboratory coordinates， orthogonal coordinates， polar coordinates， rectangular coordinates， spin coordinates，transformation of coordinate table coordinate term system coordinate tetrahedron coordinate transform coordinate transformation