茫茫大草原向西伸展，直至天边。
从东到西，从西到东，旅人飞快地驶过茫茫大草原，驶向苍茫天际，穿过一望无际的玉米地；高不可测的苍穹，硕大的云朵，老是几乎平淡无奇、千篇一律。
From east and west, travelers dart across these prairies into the huge horizons and through cornfields that go on forever; giant skies, giant clouds, an eternal nearly featureless sameness.
但后来，这片土地干涸殆尽，昔日青翠的大草原变为茫茫荒漠。
But then the Sahara dried out, turning from a green savannah into an inhospitable desert.
作为世界上地势最高的国家之一，蒙古的地形是比较极端的。 既有常年被积雪覆盖的高山和茫茫的大草原，也有荒凉的戈壁沙漠。
One of the highest countries in the world, Mongolia is a land of harsh extremes—snowy mountains, wide expanses of grassy steppe, and windswept desert.
星孩走了很久很久，穿越了茫茫的大草原，翻过了一座座高山，期间遇到很多的危险，遭受了常人难以想象的磨难。
He went across the prairies and over the mountains for many days, meeting many dangers and suffering great hardships.
星孩走了很久很久，穿越了茫茫的大草原，翻过了一座座高山，期间遇到很多的危险，遭受了常人难以想象的磨难。
He went across the prairies and over the mountains for many days, meeting many dangers and suffering great hardships.
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