superellipseWiktionary 原文英美构词拆解supersuper-前缀ellipseellipse词干super-located above; (anatomy) superior in position · a more inclusive category词源说明From super- + ellipse.释义名词noun1(algebra, geometry) a geometric shape constituting a transition between a rectangle and a circle; a closed curve, of which the circle and ellipse are special cases, whose parametric equation is x = a.cos2/rt, y = b.cos2/rt