奥加拉拉河使高平原地区能够向美国供应大量棉花、高粱、小麦和玉米。
Ogallala water has enabled the High Plains region to supply significant amounts of the cotton, sorghum, wheat, and corn grown in the United States.
在幼发拉底河与底格里斯河径分为向南入血脉搏动流入阿拉伯海的蜿蜒河网处，泛滥平原地貌绵延了数千平方公里。
It sprawled across thousands of square kilometres of floodplain where the Euphrates and Tigris rivers divided into a network of tributaries meandering and pulsating south to the Arabian sea.
当一条河在平原地带形成了一个圈圈，侵蚀会造成互相挨得很近的两个河岸最终连在一起，使得河流有一条捷径。
When a river forms a loop on flat terrain, undercutting occurring on the riverbanks closest to each other can eventually connect the Banks, giving the river a shortcut.
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