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1·Adopt international science-based standards to limit human exposure.

采纳有科学依据的国际标准以限制人类暴露。

2·Widespread epidemics in birds increase opportunities for human exposure.

禽类中的广泛流行增加了人类暴露的机会。

3·In one study, tap water accounted for up to 20 percent of human exposure to lead.

一项研究表明，自来水占人体所接触到的铅的20%。

4·Methods: The controlled human exposure experiment was applied in this study.

方法：采用控制暴露人体实验。

5·These studies provide an assessment of human exposure to dioxins from all sources.

通过这些研究，对人类对各种来源的二恶英的接触进行了评估。

6·Human exposure is most likely because of a bite or scratch from an infected animal.

人类接触，是最有可能因一咬，或白手起家，从一个受感染的动物。

7·The presence of Ebola-Reston virus on pig farms increases the odds of human exposure and infection.

伊波拉—赖斯顿病毒在猪农场的出现增加了人类接触和感染这种病毒的几率。

8·The sun is like a stimulant, human exposure will telangiectasia, accelerate blood circulation.

而阳光犹如一种兴奋剂，照射人体会使毛细血管扩张，加快血液循环。

9·More than 90% of human exposure is through food, mainly meat and dairy products, fish and shellfish.

人类接触二恶英，90%以上是通过食物，主要是肉类、乳制品、鱼类和贝壳类食品。

10·The expanding geographical presence of the virus is of concern as it creates further opportunities for human exposure.

该病毒不断扩大的地域存在因其为人类暴露提供进一步机会而令人担忧。