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

• Study on Source Airborne Molecular Contaminant, and Monitoring System
  空气传播分子污染物、源头及监控系统的研究
• 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。
• 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。
• Playday and workaday photograph are compared, the change that sewage quantity and contaminant chroma follow time all lesser.
  休息日和工作日相比，污水量及污染物浓度随时间的变化均较小。
• 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
• Manufacturers and distributors of water treatment equipment for filtration, disinfection, contaminant removal and testing of water are widely represented.
  生产和销售过滤，消毒，污物去除和测试设备的生产商和批发商将广泛参展。
• A study on model of contaminant transport and soil consolidation coupling Effects of Microbe on Leaching Solution of Coal Waste
  土体固结与污染物运移耦合模型研究微生物对煤系固体废弃物淋滤液污染性影响
• 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
• 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。
• 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。