Science girl の投稿: Sand in a desert dune demonstrating a type of landslide called retrogressive where failure forms at the bottom, progressing up a slope https://t.co/2FOyM60GGr
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@sciencegirlSand in a desert dune demonstrating a type of landslide called retrogressive where failure forms at the bottom, progressing up a slope [ 网页链接 ↗ ]
