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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
      1. 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
            1. deposit as a sediment

              双语例句

              • 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。
              • This paper assessed the sediment environment of soft marine clays and their physical and mechanical properties.
                本文对连云港浅层软土的沉积环境,物理力学性质和结构性进行探讨和分析。
              • 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。
              • This is changeable and rapid rate of sediment production.
                这是种多变而快速的沉积作用。
              • According to ADCP data and suspended sediment concentration, suspended sediment movement in the Yangtze River estuary is studied.
                摘要采用adcp实测水流资料与悬沙含量实测资料相结合的方法,对长江口悬沙运动进行分析。
              • And the temperature of producing gelatin and sediment is up to their types, thicknesses and heating speeds.
                而发生这种凝胶和沉淀的温度主要取决于他们的类型、浓度和加热速率。
              • 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。
              • But contaminated sediment and marine organisms also seem to be involved.
                然而似乎也牵涉到遭受污染的沉积物和海洋有机物。
              • 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。
              • Observe microorganism in the water and in the sediment by a microscope.
                用显微镜观察水样本和基质样本中的微生物。