contaminant

英 [kənˈtæmɪnənt]

美 [kənˈtæmɪnənt]

n.  致污物; 污染物

复数：contaminants　

IELTS计算机

BNC.22602 / COCA.9858

牛津词典

noun

• 致污物；污染物
  a substance that makes sth impure
  1. Filters do not remove all contaminants from water.
     过滤器无法过滤掉水中的所有污染物。

柯林斯词典

• N-COUNT 污染物
  Acontaminantis something that contaminates a substance such as water or food.
  1. Contaminants found in poultry will also be found in their eggs...
     家禽身上发现的污染物，在禽蛋里也会有。
  2. We are exposed to an overwhelming number of chemical contaminants every day in our air, water and food.
     我们每天都会通过空气、水和食品接触到数量惊人的化学污染物。

英英释义

noun

• a substance that contaminates
  Synonym:contamination

双语例句

• The contaminant has been found in heparin taken by people who had reactions.
  在有不良反应的患者所使用的肝素中也发现了此种物质。
• Nonwoven fabrics dynamic membrane bioreactor was used to treat the municipal wastewater, and the contaminant removal efficiency was investigated.
  分别利用筛绢和钢丝网作为自生动态膜生物反应器的基材并进行了处理城市污水的中试研究。
• They could generally be divided into two categories: direct and indirect contaminant sources.
  可以分为两大类，即直接污染和间接污染。
• Degradation of organic contaminant in landfill leachate by solar-Fenton process
  太阳光Fenton法处理垃圾渗滤液中有机污染物
• Based on fluid-solid coupling the landfill contaminant transport model and its simulation;
  基于两相流体动力学及流固耦合传热建立了流动与传热方程。
• Numerical analysis of contaminant transport process through landfill considering nonequilibrium and nonlinear sorption behaviour;
  本文提出了一个模拟饱和非饱和土壤中溶和污染物运移过程的数值模型。
• We are exposed to an overwhelming number of chemical contaminants every day in our air, water and food.
  我们每天都会通过空气、水和食品接触到数量惊人的化学污染物。
• The contaminant collection and component identification tests were performed during the thermal vacuum tests.
  在真空热试验过程中进行了污染物的采集及成分分析试验。
• Degradation of Organic Contaminant in Landfill Leachate by Photo-Fenton Process
  光助Fenton法氧化垃圾渗滤液中有机物的研究
• Using Pearl River source water as raw water, the contaminant removal effect of carbon and sand filter after the biological aerated filter ( BAF) pretreatment process was investigated.
  以珠江广州段源水为处理对象，考察了曝气生物滤池（BAF）预处理工艺后炭砂滤池的除污效果。