interstellar reddening

例句：

1. 1.The star's position is affected by interstellar reddening.
   恒星的位置受到星际红化的影响。
2. 2. This phenomenon is caused by the interstellar reddening of the MilkyWay.
   这种现象是由银河系的星际红化引起的。
3. 3. The study of interstellar reddening helps us understand the evolution of stars and galaxies.
   研究星际红化有助于我们了解恒星和星系的演化。