Sphere 1 is a Sphere created with the Sphere command. You can edit the control points of this sphere, but it will crease, like object 2.

• 椭圆体1是一个用椭圆体命令创建的椭圆体。你能够在这个椭圆体上编辑控制点,但是将使它像物体2一样起皱。