contamination

n.

污染；弄脏；毒害；玷污

free from contamination无污染

environmental contamination环境污染

water contamination水污染

contamination control污染控制；污染管制

soil contamination土壤污染

bacterial contamination细菌污染

oil contamination油污

radioactive contamination放射性污染

microbial contamination微生物污染

food contamination食品污染

cross contamination交叉污染；交互粘染

lead contamination铅污染

source of contamination污染源

surface contamination表面污染

mercury contamination汞污染

particulate contamination微粒子污染

1. Contamination can't be ruled out entirely.
   污染是不能完全清除的。
2. Such contamination has been extensively studied.
   人们对这种污染进行了大量研究。
3. We believe any level of contamination is unacceptable.
   我们认为任何污染物都是不可接受的。
4. Even slight contamination could affect film thickness to a considerable degree.
   即使存在一点污染物就会对液膜厚度产生一定程度的影响。

Heavy metal contamination of urban soils and street dusts in Hong Kong
Contamination of drinking-water by arsenic in Bangladesh: a public health emergency.
Bacterial contamination of pancreatic necrosis. A prospective clinical study.
The Case for Atmospheric Mercury Contamination in Remote Areas
Purity of the sacred lotus, or escape from contamination in biological surfaces
Quantitative assessment of worldwide contamination of air, water and soils by trace metals
Vitellogenesis as a biomarker for estrogenic contamination of the aquatic environment.
A low-contamination method for hydrothermal decomposition of zircon and extraction of U and Pb for isotopic age determinations
Potential effects of environmental contamination on Yuma Myotis demography and population growth.
Measurement of inflammatory indices in induced sputum: effects of selection of sputum to minimize salivary contamination