a stretch of desolate prairie一片荒无人烟的大草原

The hollow cuts into a low hill on the gently rolling prairie.延绵起伏的大草原上, 这条山谷横穿一座小山丘。

Bison were hunted off the prairies, nearly off the face of the earth.大草原上的美洲野牛被捕杀殆尽, 几乎从地球上消失。