Low dose exposure to caesium-137, even over a long period of time, is perhaps not as damaging to health as we would have predicted.

低剂量的铯137辐射，即使辐射时间很长，恐怕也不会造成我们所设想的那种对健康的破坏。

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The findings that even relatively low-dose exposure to smoking increases MS risk raises the possibility that exposure to air pollution may similarly increase risk.

即使相对较低剂量的吸烟暴露也可以增加多发性硬化的患病风险，这一发现使得空气污染暴露同样增加MS患病风险的可能性升增高。

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Animal studies on BPA found that low-dose exposure, particularly during pregnancy, may be associated with a variety of ills, including cancer and reproductive problems.

在BPA的动物实验中发现低剂量的这种物质可以造成疾病，尤其怀孕和包括癌症和生殖问题。

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Reporters consistently fail to ask pertinent questions about dose, exposure, likelihood of actual harm or compliance with federal regulations.

FORBES: Cleaning Up The EWG's Dirty Dozen

The developing fetus and infant has demonstrated a predisposition to cancer from various types of low-dose radiation exposure within a decade.

FORBES: French System For Cleaning Fukushima Water Blamed For Leukemia, Polluted Beaches In Europe

The findings indicated the relationship between birth weight and pollution was dose related - the higher the exposure, the lower the average birth weight.

BBC: Traffic fumes linked to lower birth weight