| 单词 | sediment |
| 释义 | Related topics: Oceanography, Drink, Geologysed·i·ment /ˈsedəmənt/ noun [countable, uncountable] HEODFDsolid substances that settle at the bottom of a liquid 沉淀物；沉积物 a thick layer of sediment 一层厚厚的沉积物Examples from the Corpussediment• sediment in the wine• Or, what were the source rocks of a sediment?• These later die and so the carbon dioxide eventually finds its way to the sea floor as sediment.• A filled-in marsh is a sluice for sediment.• The earthquake triggered submarine landslides that dislodged hundreds of cubic kilometers of sediment on the continental slope.• However, a shift in the type of sediment from weathered to unweathered material is noted at this level.• This suggests that the subducted sediment somehow survived as a chemically and physically distinct region large enough to avoid obliteration by diffusion.• Sandbanks and coastal marshes are now clear, as are the variations in the sediment load of the estuarine waters.• Coral species vary in their ability to cope with sediment.Origin sediment (1500-1600) Latin sedimentum, from sedere “to sit, sink down”sed·i·ment nounChineseSyllable that a liquid the substances at settle Corpus bottom of solid |
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