sediment

英 [ˈsedɪmənt]

美 [ˈsedɪmənt]

n.  沉淀物; 沉积物

复数：sediments　

TOEFLIELTSGRETEM8化学

Collins.1 / BNC.5512 / COCA.7879

牛津词典

noun

• 沉淀物
  the solid material that settles at the bottom of a liquid
• 沉积物
  sand, stones, mud, etc. carried by water or wind and left, for example, on the bottom of a lake, river, etc.

柯林斯词典

• N-VAR 沉渣;沉淀物
  Sedimentis solid material that settles at the bottom of a liquid, especially earth and pieces of rock that have been carried along and then left somewhere by water, ice, or wind.
  1. Many organisms that die in the sea are soon buried by sediment.
     海洋里死亡的许多生物会很快被沉淀物掩埋。
  2. ...ocean sediments.
     海洋沉淀物

英英释义

noun

• matter that has been deposited by some natural process
  Synonym:deposit

verb

• settle as sediment
• deposit as a sediment

双语例句

• Many organisms that die in the sea are soon buried by sediment.
  海洋里死亡的许多生物会很快被沉淀物掩埋。
• The distribution and composition of sterol compounds were determined in22 surface sediment samples collected from Bohai Bay and Jiaozhou Bay.
  测定了渤海湾和胶州湾22个表层沉积物样品中甾醇类化合物的含量，分析了其分布特征和来源。
• The inhibition of copper ion on nitrification activity of nitrifying bacteria in sediment and activated sludge were studied.
  研究了铜离子对底泥和活性污泥硝化活性的抑制作用的差异。
• This sediment will then probably be formed into a folded and imbricated structure.
  然后这些沉积物可能形成褶皱和叠瓦构造。
• The deposition of sediment in channels decreases the channel capacity and the flood-carrying capacity.
  泥沙淤积在河道内，减少了河槽容量和泄洪能力。
• The impact of environmental factors on cod, tn, tp release from sediment
  环境因子对底泥释放COD、TN和TP的影响研究
• This model introduces a concept of unsaturated sediment transport, reflecting the variation of rill erosion along the distance.
  该模型引入了非饱和输沙的概念，能够反映沿程细沟侵蚀的变化规律。
• This is changeable and rapid rate of sediment production.
  这是种多变而快速的沉积作用。
• The soil solute transport with surface runoff and sediment was greatly impacted by the soil texture and solute character.
  土壤质地和溶质性质对土壤溶质地表迁移过程有较大影响。
• Erosion and sediment yield process of soil dumped by people have been analyzed by simulated rainfall experiments.
  通过人工模拟降雨实验，研究分析了强降雨条件下人为弃土的侵蚀产沙量及侵蚀过程。