结论这种私自开采铀矿已造成了被污染环境生活群体的剂量大大超过天然辐射本底的正常水平，应予以关注。
Conclusion Illegal uranium mining had brought about the fact that the annual effective dose of the inhabitants who lived in contaminated environment was makedly high above the normal level.
然而一个可能的混淆的因素是孩子没有被测试是否在刚学走路时就处在污染环境中。
One possible confounding factor, however, is that the children were not tested for lead exposure when they were toddlers.
哥伦比亚公共交通曾被认为效率低下、不安全且污染环境。
Public transportation in Colombia was traditionally perceived as inefficient, unsafe and polluting.
程中，有氢气和氧气以及酸雾逸出，不仅污染环境还具有危险性，维护时需要加水、加酸，已逐渐被市场淘汰。
Cheng, hydrogen and oxygen and acid mist escape, not only pollute the environment is also dangerous, and maintenance is needed to add water, acid, has been gradually eliminated by the market.
吴被定罪威胁要揭露他们是如何污染环境勒索企业7，380 $的。
Wu was convicted of extorting $7,380 from businesses by threatening to expose how they were polluting the environment.
榛子壳是榛子加工生产中的废弃物，被丢弃后既污染环境又是资源的巨大浪费。
Hazelnut shell is production of waste when hazelnut is been processed, since it will be pollution of the environment and also an enormous waste to the resources.
其目的是防止有用物品被抛弃，这可助人，并且防止污染环境。
The goal is to keep useful things from being thrown away. This helps people and keeps waste out of the environment.
生物添加剂不会污染环境因而被认为是理想的商品。
Bio-based additives are desirable commodities due to their eco-friendly nature.
生物添加剂不会污染环境因而被认为是理想的商品。
Bio-based additives are desirable commodities due to their eco-friendly nature.
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