The scarcity of rain determined the shape of this icon of the desert 缺少雨水的环境塑造了这些沙漠中的图标

185. they can refuel on the way.
     它们便能在旅途中得到休整
186. So the saguaro's success in developing a way to store water
     看来弁庆柱进化出的 这种成功的储水方式
187. is now crucial to most of the animals that live or even travel through this land.
     如今已关系到大部分 在此生活和旅行的动物
188. The scarcity of rain determined the shape of this icon of the desert
     缺少雨水的环境塑造了这些沙漠中的图标
189. but water, scarce thought it is, has also, like the wind, shaped the land itself.
     尽管水很少 但它也和风一样 造就了各种地形
190. In the deserts of Utah
     在犹他州的沙漠中
191. ancient rivers flowing across sandstone country steadily widen their canyons
     古老的河流冲开岩壁 不断拓宽这些峡谷

来自《行星地球 第一季 第五集 Planet Earth S01E05 沙漠》第 188 行