[译] 有一些恒星在天空运行时不改变彼此相应的位置。
[误] There were the fixed stars that moved across the sky without changing their positions relative with one another.

[正] There were the fixed stars that moved across the sky without changing their positions relative to one another.
[注] 形容词 relative 之后须跟介词 to，如：There are facts that are relative to this question. 有一些与这一问题相关的事实。