sediments

英 [ˈsɛdɪmənts]

美 [ˈsɛdəmənts]

n.  沉淀物; 沉积物
sediment的复数

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

双语例句

• Surface sediments were sampled from the mangrove wetland in Quanzhou Bay to study the distribution, speciation, and bio-availability of mercury in the sediments.
  采集了泉州湾红树林湿地表层沉积物样品，测定了沉积物中不同形态汞的含量，研究了汞的分布特征、赋存形态及其生物有效性。
• The relatively high bio-availability of mercury in the sediments indicated certain potential hazard to the mangrove ecosystem.
  沉积物中汞的生物有效性较高，对红树林生态系统存在一定的潜在危害。
• For some sediments and flow the flat bed does not occur and the bed form goes directly from dunes to antidunes.
  对某些泥沙和水流，平整床面并不发生，而床面形状则直接从沙垄转为逆行沙垄。
• Collect geological samples, faunal materials, botanical specimens, and sediments samples.
  收藏地质样品、物区系的资料、物学的样品和沉积样品。
• They found that contamination was most likely in very young sediments, deposited before the last Ice Age.
  他们发现污染最容易出现在非常年轻的、在上一个冰期之前沉积的沉积层中。
• The pollution history of Taihu Lake is studied based on the geochemical characteristics in Core MS sediments.
  通过太湖MS沉积岩芯元素地球化学指标的分析，对太湖沉积物污染历史进行了系统的讨论。
• The nearly black structures are almost certainly dunes made of volcanic ash-rich sediments.
  近黑色的结构是几乎可以肯定的火山灰丰富的沉积物了沙丘。
• Waste mercury in liquid form enters river sediments and vegetation, poisoning local food chains.
  液体中的废水银构成进入河流的沉积物和植被，使当地食物链中毒。
• Consequently, remediation of sediments contaminated by refractory organic pollutants is one of the urgent environmental issues at present.
  因此，对底质中难降解有机物的修复是目前所迫切需要解决的环境问题之一。
• Distribution characteristics of organic chlorine pesticide and PCB in the surface sediments in Dalian Bay and Jinzhou Bay
  大连湾和锦州湾表层沉积物中有机氯农药和多氯联苯的分布特征