infrared galaxy

例句：

1. 1. The infrared galaxy is a fascinating object that scientists study for clues about the universe's formation.
   这个红外星系是一个令人着迷的研究对象，科学家们研究它以寻找宇宙形成的秘密。
2. 2.Infrared galaxies are often found in distant regions of space, where they can be difficult to detect due to their faintness.
   红外星系通常存在于遥远的空间区域，由于它们微弱，因此很难被探测到。
3. 3. The discovery of infrared galaxies has led to new theories about the nature of dark matter anddark energy.
   发现红外星系引发了关于暗物质和暗能量本质的新理论。