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

• Analysis of the ingredient of organic contaminant in Maize of some irrigation areas
  某灌溉区玉米中有机污染物的成分分析
• Small fish eat organisms that contain methyl mercury, and this contaminant is then stored in their bodies.
  小鱼吃含有甲基汞的有机体，这污染物，然后储存在自己的身体。
• The writer also estimate the non-point pollution grade of every distinct according to contaminant charge.
  最后以污染负荷为依据进行面源污染的整体评价，得出了各行政区的面源污染等级。
• 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。
• But carbon dioxide is not a contaminant-it is the inevitable by-product of carbon in the coal reacting with oxygen in the air.
  但是，二氧化碳并不是污染物质&它是煤炭和氧气在空气中反应后产生的不可避免的副产品。
• 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。
• 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。
• Progress of ecological risk analysis method of organic contaminant in sediments
  沉积物中有机污染物生态风险分析方法研究
• High power cylindrical transducer is widely used in cleaning, contaminant separation and extraction.
  大功率圆管换能器在清洗、除垢、萃取等领域中有着广泛的应用。
• 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。