contaminants

英 [kənˈtæmɪnənts]

美 [kənˈtæmənənts]

n.  致污物; 污染物
contaminant的复数

IELTS

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。

双语例句

• Examples of application-Absorption of gaseous contaminants, such as.
  应用举例–吸收气态污染物，如。
• Testing for food additives and contaminants.
  食物添加剂和污染物测试。
• There the people-made pollutants increasingly surpass the ability of air and water to dilute the contaminants to safe levels.
  在那里，人为的污染物质日益超越了空气和水将污染物分解稀释到安全水平的能力。
• This research promises to more efficiently eliminate contaminants generated during the thermochemical production of biofuels.
  这项研究还承诺更有效地消除可能在生产生物燃料的热化学过程中产生的污染物。
• Bioassays are used in environmental toxicology to examine the effects of man-made contaminants on individual organisms and ecosystems.
  生物测定在环境毒物学研究中普遍用于检测人为污染物对个别生物体和生态系统的影响。
• Air that has become saturated with harmful chemicals, carbon monoxides, dust, and other contaminants.
  充满有害化学物质、一氧化碳、灰尘和其它有害物质的空气。
• Ventilation is concerned with the supply of fresh air, the removal of contaminants and heat.
  通风涉及的是新鲜空气的供应，污染物和热量的排除。
• Ecologists consider DDT and radioactive substances such as strontium 90 to be representative of contaminants as a whole.
  总的来说，生态学家认为DDT和放射性物质（如锶－90）可以作为污染物的典型代表。
• Proper engineering system designs and operations are also reviewed, with recommendations for effective dilution and removal of the contaminants.
  提出适当的工程系统设计和操作方法对污染物进行有效的稀释和排除。
• The standards set the maximum allowable amounts of contaminants such as lead and cadmium in certain foods.
  这些标准确定了某些食品中铅和镉等污染物的最高允许限量。