通过望远镜，我们能看到许多美丽的星云。

Through the telescope, we can see many beautiful ___nebulas.

通过望远镜可以看到猎户座中美丽的星云，它们像发光的云彩一样呈现。

Through a telescope, you can see the beautiful ___nebulae in the Orion constellation appearing like glowing clouds.