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

• 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。
• 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。
• They may also have higher levels of contaminants due to toxins present in the feed given to fish.
  他们也可能由于毒素的污染物，在给鱼饲料目前的较高水平。
• Of special concern are toxic contaminants in water from underground sources.
  特别关心的是地下水源中的有毒污染物。
• Environmental contaminants at high concentration can be diluted via its transformation and fate during analysis.
  在分析过程中，污染物的转向或转移都可以稀释环境中高浓度的污染物。
• All components should be free of grease, oil, and other contaminants.
  所有组件必须没有润滑脂、油和其它污染物。
• Use a vacuum cleaner to remove dust, sand residue, and other contaminants.
  用真空清洁器除去粉尘、残砂和其他污染物。
• A study on the dilution limitation of contaminants in groundwater
  污染物在地下水中稀释的局限性研究
• 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。
• The role of dopants and contaminants in degradation cannot be ignored.
  杂质和污染对退化的作用不能忽视。