ellipsoid surface of revolution回转椭球面
ellipsoid of revolution spheroid旋转椭球
prolate ellipsoid of revolution旋转延展的椭圆体
level ellipsoid of revolution水准旋转椭球
equivalent ellipsoid of revolution当量的旋转椭圆体
oblate ellipsoid of revolution旋转扁椭圆球面
N（名词） a geometric surface produced by rotating an ellipse about one of its two axes and having circular plane surfaces perpendicular to the axis of revolution 回转椭面 (Also called spheroid)