The result nicely illustrates the relative size of the umbra's cross section at the distance of the Moon, as well as the Moon'spath through the Earth's shadow.
结果漂亮的描述了当月亮通过地球阴影时,月地距离和本影截面积的相对大小关系。
3
The Moon's orbit is elliptical, meaning it does not follow a circular but rather an oval path.