sandstone

3 篇文章
ancient rivers flowing across sandstone country steadily widen their canyons
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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

widen steadily country sandstone flowing rivers ancient canyons across their
Arizona's Colorado river has eaten away at the desert's sandstone
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Arizona's Colorado river has eaten away at the desert's sandstone 亚利桑那州的科罗拉多河 冲走了大量沙石

desert's river colorado arizona's sandstone at eaten has away the
Here, strange towers of sandstone have been sculptured over the millennia by battering wind and torrential rain.
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Here, strange towers of sandstone have been sculptured over the millennia by battering wind and torrential rain. 这里伫立着数千年来暴风骤雨 雕凿成的奇形怪状的石塔

torrential wind battering sculptured sandstone towers strange millennia rain here been of have the by over and
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