Should say this friend raised a moment ago the question a little question, is not around the extension, has own track, is the geostationary satellite, acts according to the earth gravity attraction.

• 应该说刚才这位朋友提的问题有点问题，不是绕着转，是有自己的轨道，都是同步卫星，是根据地球引力吸引的。