“球体的”造句

活跃的脂肪酶与圆球体的膜相结合.
Active lipase is associated with the membrane of the spherosomes.

网球与球体的形状相同.
A tennis ball is the same shape of a globe.

找出球体的表面面积,并准确到两个小数位.
Find the surface area of the sphere corrected to 2 decimal places.