galactic造句
Galactic surveys show that distant galaxies are not as evenly distributed in space as theory predicts.
对银河系的研究表明，遥远星系在太空中的分布并不像理论所预言的那样均匀。
Galactic nebulas are masses of diffuse material within our galaxy.
银河星云是我们星系中的一团团弥散物.
Astronomers usually assume that interstellar dust is closely confined to the
galactic plane.
天文学家通常认为,恒星际星尘都是紧靠着银河平面的.