eroded canyon

基本解释

At Black Canyon, the Gunnison has eroded the canyon walls so greatly that Precambrian rocks have become visible.
在黑峽穀國家公園，甘尼遜河深度侵蝕了峽穀巖壁，前寒武紀巖石便顯現出來。
Lack of sediment has meant that local fish species have become extinct and the Grand Canyon's beaches have been severely eroded.
泥沙的流失意味著本地魚類物種滅絕和大峽穀河灘受到嚴重侵蝕。
Water and wind created this smooth, heavily eroded terrace of barren rock known as the Esplanade on the north rim of the Grand Canyon.
國家公園圖片畫廊。水和風創造平穩的，嚴重被侵蝕平台的荒蕪的巖石被稱爲是平坦空地在北邊的大峽穀。
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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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