最終更新日:2024/08/04
(geology) an unstructured geological deposit composed of boulders, clay, gravel, sand, and silt that is transported by glacial drift.
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glacial till
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元となった辞書の項目
(geology) an unstructured geological deposit composed of boulders, clay, gravel, sand, and silt that is transported by glacial drift.
glacial till