这种援助对于查明潜在危险——有毒物种、不可预测的河流、未知领域——至关重要，那些危险可能意味着生死之差。
Such assistance was essential in identifying potential dangers—poisonous species, unpredictable rivers, uncharted territories—which could mean the difference between life and death.
一些有毒物质流入我们作为饮用水的河流中。
Some poisonous substances are flowing into the rivers that are sources of our drinking water.
此外，地热加热的水可能含有从热岩石中溶解出来的盐和有毒物质。
In addition, water heated geothermally can contain salts and toxic materials dissolved from the hot rock.
绝对没有确保香烟不含有毒物质的规定。
There's absolutely no regulation of cigarettes to make sure that they don't include poisonous substances.
毒蛇是一种分泌有毒物质或毒液的动物，像蝰蛇科的蛇或眼镜蛇。
Ok, venomous snakes are the ones that secrete poisonous substances or venom, like the snakes of the viper family or cobras.
她发现，许多家庭都暴露在高水平的、有时是致命的化学物质和其他有毒物质中，但她不被允许公开自己的信息。
She found many families were being exposed to high, sometimes deadly, levels of chemicals and other toxic substances, but she was not allowed to make her information public.
这些有毒物质会限制毛毛虫的生长，减少雌蛾产卵的数量。
These noxious substances limit caterpillars' growth and reduce the number of eggs that female moths lay.
作为工作的一部分，她对环境中的有毒物质进行了实地研究。这些物质通常来源于大型工业污染源附近的少数民族社区。
As part of her job, she conducted field research on toxic substances in the environment, often in minority communities located near large industrial polluters.
20世纪80年代，由于一些药盒内掺入了有毒物质，强生迅速召回泰诺胶囊，这曾使它成为危机管理的楷模。
In the 1980s Johnson & Johnson's swift recall of Tylenol capsules, after some packs had been laced with poison, made it a model for crisis management.
恐惧、愤怒、沮丧和压力产生的有毒物质不仅会杀死豚鼠，还会以类似的方式杀死我们。
The toxic substances that fear, anger, frustration and stress produce not only kill guinea pigs but kill us off in a similar manner.
由于她的努力，全国数十个包含有毒物质的区域已被清理干净，一位化工行业发言人称她为“环保运动的先锋”。
Because of her efforts, dozens of toxic sites across the country have been cleaned up, and one chemical industry spokesperson calls her "a top gun for the environmental movement".
在一些项目中，有毒物质的泄漏已经污染了航道。
At some projects, leaks of toxic material have polluted waterways.
对于不可避免的有毒物质，要设定安全耐受性限度。
Providing that safe tolerances be set for unavoidable poisonous substances.
他们说，一旦二氧化碳与地下水融合极易形成碳酸，而这会把地下岩石中的有毒物质分解出来，从而污染我们的水资源。
Should the carbon dioxide mix with water underground and form carbonic acid, they say, it could leach poisonous materials from rock deep underground that could then seep out.
世界各地都有假冒药品，范围从有害有毒物质的随机混合物到无活性无效物质。
Counterfeit medicines are found everywhere in the world. They range from random mixtures of harmful toxic substances to inactive, ineffective preparations.
世界各地都有假冒药品，范围从有害有毒物质的随机混合物到无活性无效物质。
SFFC medicines are found everywhere in the world. They range from random mixtures of harmful toxic substances to inactive, ineffective preparations.
共和党人控拆的其中一项规定是针对发电厂排放汞、砷及其它有毒物质的规定，这项规定用了20年才最终出台。
One of the rules the Republicans are complaining about, regarding mercury, arsenic and other toxic chemicals released by power plants, has been in the works for over 20 years.
其中核心的规范是在1976年通过的叫做《有毒物质控制法令》的一项法案。
The central regulation there is something called the Toxic Substances Control Act, which was passed in 1976.
双酚a，在许多塑料产品中常用的一种物质，现在已经被加拿大写在有毒物质的清单上了，但是，在美国，它仍然被认为是安全的。
Bisphenol a, a common compound found in many plastics, has been listed as a toxic substance in Canada but is still deemed safe in the U.S..
他排放入水道的有毒物质最多，每年超过27百万磅。
It releases the greatest amount of toxic chemicals into waterways, releasing over 27 million pounds in one year.
限定玉米和玉米产品中伏马菌素(由真菌产生的有毒物质)的最高含量并制定抽样计划。
Setting maximum levels and defining sampling plans for Fumonisins, (toxic substances produced by fungi) in maize and maize products.
在现行美国规范下，事实上我们都是一系列可能有毒物质的试验品。
Under current US regulations, we're all DE facto test subjects for a whole range of potential toxins.
事实上，有研究小组断定过，母细胞的生殖能力之所以有限，是受毁损与有毒物质累积的结果。
Indeed, some research groups have posited that the mother's finite reproductive capability is the result of accumulating these damaged and toxic compounds.
然而，卡那封勋爵事件的调查专家都认为墓室中的有毒物质和他的死并无关系。
But experts who have examined the case of Lord Carnarvon believe that tomb toxins played no role in his death.
当你搞不清楚有没有吸入有毒物质的时候，根本没有生活质量可言。
There is no quality of life when you can't be sure you're not breathing anything poisonous.
据说工厂的条件很危险，可能会产生有毒物质的溶剂和油漆通常由只穿戴基本防护装备的工人进行处理。
Conditions in the factory were said to be dangerous, with potentially toxic solvents and paints routinely handled by workers with only rudimentary protective gear.
据说工厂的条件很危险，可能会产生有毒物质的溶剂和油漆通常由只穿戴基本防护装备的工人进行处理。
Conditions in the factory were said to be dangerous, with potentially toxic solvents and paints routinely handled by workers with only rudimentary protective gear.
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