| 单词 | colluvium |
| 释义 | Word Frequency colluvium(kəˈluːvɪəm) nounWord forms: plural -via (-vɪə) or -viums a mixture of rock fragments from the bases of cliffs Derived forms colluvial (colˈluvial) adjective Word origin Latin: collection of filth, from colluere to wash thoroughly, from com- (intensive) + luere to wash |
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