galactic nebula meaning in Chinese
银河内星云
银河星云
Examples
- 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。 - Some celestial bodies similar to galactic nebulas but without any luminosity sometimes reveal their presence as dark patches obscuring the light of stars beyond them .
某些与银河星云相似但不发光的天体，有时看来象块黑色补丁，遮住了周围的星光。