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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

              • Finally the authors analyze the progress of evolution and development about basin sediment.
                分析了盆地沉积演化发展过程。
              • Use the microscope to study microorganisms in the water and in the sediment.
                用显微镜观察水中和砂泥中的微生物的种类及密度。
              • There is some sediment in the ink.
                墨水沉淀了。
              • 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 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。
              • 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。
              • Diesel fuel water and sediment
                柴油中的水和沉积物
              • Test studies on starting and transport pattern of sediment of Tonggu Shallows were performed.
                对铜鼓浅滩泥沙的起动、运移形态进行了试验研究。
              • The biggest ecological impact could be less sediment swept downstream as silt accumulates in the reservoirs.
                大坝最大的生态影响可能是使流往下游的沉积物变少了,因为淤泥都聚集在水库里。
              • The development of sequence can be controlled by three factors, namely tectonic subsidence, sediment supply and climate.
                层序发育的影响因素可分为构造沉降、沉积物供给和气候因素。