eroded canyon

基本解释

At Black Canyon, the Gunnison has eroded the canyon walls so greatly that Precambrian rocks have become visible.
在黑峡谷国家公园，甘尼逊河深度侵蚀了峡谷岩壁，前寒武纪岩石便显现出来。
Lack of sediment has meant that local fish species have become extinct and the Grand Canyon's beaches have been severely eroded.
泥沙的流失意味着本地鱼类物种灭绝和大峡谷河滩受到严重侵蚀。
Water and wind created this smooth, heavily eroded terrace of barren rock known as the Esplanade on the north rim of the Grand Canyon.
国家公园图片画廊。水和风创造平稳的，严重被侵蚀平台的荒芜的岩石被称为是平坦空地在北边的大峡谷。
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Lack of sediment has meant that local fish species have become extinct and the Grand Canyon's beaches have been severely eroded.
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