galactic component造句

例句与造句

1. This seems to suggest that the major galactic components were in place within a couple of billion years of the Big Bang.
2. He is studying how continuous streams of cold gas and merging galaxies from the cosmic web lead to star-forming disks and drive violent gravitational disk instability, and how this instability leads to the formation of compact spheroidal galactic components with central massive black holes.
3. It's difficult to find galactic component in a sentence. 用galactic component造句挺难的