sediment

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++

Related topics: Oceanography, Drink, Geology

sed·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 Corpus

sediment• 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

sediment
sed‧i‧ment /ˈsedəmənt, ˈsedɪmənt/ noun [uncountable and countable]solid substances that settle at the bottom of a liquid:
    a thick layer of sediment

sedi·mentBrE /ˈsedɪmənt/ 🔊NAmE /ˈsedɪmənt/ 🔊 noun [uncountable] the solid material that settles at the bottom of a liquid 沉淀物(geology 地质学) sand, stones, mud, etc. carried by water or wind and left, for example, on the bottom of a lake, river, etc. 沉积物