| 单词 | red mud |
| 释义 | red mud [`red `mǝd] GEOLOGY A reddish terrigenous mud composed of up to 25% calcium carbonate and deriving its color from the presence of ferric oxide; found on the sea floor near deserts and near the mouths of large rivers. METALLURGY An iron oxide-rich residue obtained in purifying bauxite in the Bayer process. |
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