galactic bulge造句
造句与例句手机版
- The galaxy ' s central region is called the galactic bulge because the stars form a ball a few thousand light years in diameter that extends above and below the disk of the galaxy
星系的中心区域叫做核球,原因是恒星组成了直径几千光年的球体,膨胀到星系盘上下两侧。 - It's difficult to see galactic bulge in a sentence. 用galactic bulge造句挺难的
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