prairie flax

例句：

1. 1. The prairie is a vast expanse ofgrassland.
   草原是一片广阔的草地。
2. 2. Thecows graze on the prairie every day.
   奶牛们每天在草原上吃草。
3. 3. The prairie ishome to many rare plant species.
   草原上有许多稀有的植物物种。