triple galaxy

例句：

1. 1.The discovery of a new triple galaxy has sparked excitement among astronomers.
   发现一个新的三重星系，激发了天文学家们的兴奋。
2. 2. This triple galaxy is believed to be the birthplace of our solar system.
   这个三重星系被认为是我们太阳系的诞生地。
3. 3. The study of triple galaxies has led to many important discoveries in cosmology.
   研究三重星系已经导致了许多重要的宇宙学发现。