invisible companion的意思|示意

In some binary systems, astronomers have shown that there is an invisible companion star, a "partner" to the one which we can see in the sky.

在一些双星系里，天文学家已经表示这里有一颗看不到的伴星，即我们可以在天空中看到的一颗星球的伙伴。

In these systems, a normal star orbits a massive yet invisible companion.

在这类系统中，一颗平常的星球围绕着一颗不可见的伙伴在运行。

His invisible companion seemed to breathe on a very large scale, and Shasta got the impression that it was a very large creature.

他的隐身同伴的呼吸似乎规模很大，沙斯塔得到的印象是：它是个庞然大物。