英语词汇“greywacke”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	greywacke
释义	greywacke n. (US graywacke) Geol. a dark and coarse-grained sandstone, usu. with an admixture of clay. Etymology: Anglicized f. G Grauwacke f. grau grey: see WACKE
随便看	ormer ormolu ornament ornamental ornate ornery ornithic ornitho- ornithology ornithorhynchus oro- orogeny orography orotund orphan orphanage Orphean Orphic orphrey orpiment orpine orra orrery orris orrisroot

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