steppe type of soil formation

例句：

1. 1. The steppe is a vast grassland in Mongolia.
   蒙古的草原是一片广阔的草地。
2. 2.The steppe is home to many species of wild animals.
   草原上栖息着许多野生动植物。
3. 3. The steppe provides a unique ecosystem for plant and animal life.
   草原为植物和动物提供了独特的生态系统。