中文翻译与英英解释 | 【地质学；地理学】泥砾；冰砾泥。
| | | boulder: n. 圆石，卵石；【地质学；地理学】冰砾，巨砾；漂砾。 | | clay: n. 1.黏土；泥土。 2.(相对于灵魂而言的)人体，肉 ... | |
| unstratified soil deposited by a glacier; consists of sand and clay and gravel and boulders mixed together
同义词：till,
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| Boulder clay, in geology, is a deposit of clay, often full of boulders, which is formed in and beneath glaciers and ice-sheets wherever they are found, and was the typical deposit of the Glacial Period in northern Europe and North America. |
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