沿岸平原适宜耕种吗？
沿岸平原适宜耕种吗？哪一条河是美国最长的河流？
Is the coastal plain good for farming? What's the longest river in the United States?
从地形角度讲我们可以把沿岸平原看成是大陆架在陆上的类似构造。
Topographically, we may consider the coastal plain to be a terrestrial analog of the continental shelf.
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