The idea is that the craft circles ourplanet at the same speed as Earth’s rotation about its axis.

这样做的目的是为了在地球自转的同时，使卫星能够绕地球同速转动。

youdao

The idea is that the craft circles ourplanet at the same speed as Earth’s rotation about its axis.

这样做的目的是为了在地球自转的同时，使卫星能够绕地球同速转动。

youdao