Stratospheric Observatory for Infrared Astronomy

例句：

1. 1. The astronauts were able to observe thestars from the stratosphericlayer.
   宇航员能够从平流层观察到星星。
2. 2. The research focused on the effects ofpollution in the stratosphericlayer.
   研究集中在污染对平流层的影响上。
3. 3. The scientists conducted experiments to studythe behavior of gases in the stratospheric layer.
   科学家们进行了实验，以研究气体在平流层的行为。