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

• 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。
• Scientists have found a large amount of lead in the sediment in the North sea.
  科学家们在北海的沉积物中发现了大量的铅。
• Suspended sediment is one of most important parameters for water quality.
  水体中悬浮泥沙的含量是最重要的水质参数之一。
• 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。
• 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
• They also protect watercourses and maintain water quality by reducing sediment and filtering pollutants.
  他们还可以保护河道，并通过减少沉积物和过滤污染物保持水质。
• This is changeable and rapid rate of sediment production.
  这是种多变而快速的沉积作用。
• This paper summarized the progress of studies on the environmental pollution of heavy metals in lake sediment.
  综述了湖相沉积物重金属环境污染研究进展。
• Runoff and sediment yields are greatly affected by the type of land use.
  土地利用类型不同对产流产沙的影响程度不同。