celestial polar distance

例句：

1. 1. Thestudy of the universe is a subject thatrequires knowledge of celestial polardistances.
   研究宇宙需要了解天体极远的距离。
2. 2. The discovery of a newplanet in our solar system has expanded ourunderstanding of celestial polar distances.
   在我们太阳系中发现一个新行星，扩展了我们对天体极远距离的理解。
3. 3. The celestial polar distancebetween Earth and Mars is approximately 225 million miles.
   地球与火星之间的天体极远距离大约是2亿2500万英里。