high-cold steppe

例句：

1. 1. The high-cold steppe is home to a variety of wildlife.
   高寒草原是各种野生动物的家园。
2. 2.The high-cold steppe is a unique ecosystem with its own flora and fauna.
   高寒草原是一个独特的生态系统，拥有自己的动植物。
3. 3. The high-cold steppe is often used as a testbed for climate change research.
   高寒草原经常被用作气候变化研究的试验场。