strato-cirri

例句：

1. 1. Strato-cirri is a fascinating group of organisms that can survive in extreme environments.
   地衣纲是一种令人着迷的生物群落，它们可以在极端环境中生存。
2. 2. The strato-cirri found on the surface of Mars are believed to be unique and diverse.
   火星表面发现的地衣纲被认为是独特和多样的。
3. 3. Scientists have been studying strato-cirri for years, hoping to unlock their secrets and findnew ways to preserve our planet's biodiversity.
   科学家多年来一直在研究地衣纲，希望揭开它们的奥秘，并寻找保护我们星球生物多样性的新方法。