在研究这些疾病爆发的过程中，科学家们发现受影响的树木会向树叶中释放以酚类物质为主的有毒化学物质进行反击。
In studying these outbreaks, scientists have discovered that affected trees fight back by releasing toxic chemicals, mainly phenols, into their foliage.
有毒化学品有爆炸后进入空气的危险。
There is a risk that toxic chemicals might be blasted into the atmosphere.
应有对这些有毒化学品的使用的慎重考虑。
There should be careful consideration about the use of such toxic chemicals.
重工业排放的有毒化学物质污染着我们的河流。
你通过鞋子带进家里的灰尘和有毒化学物质会使家里的空气质量恶化。
The dust and toxic chemicals you bring into your house via your shoes can deteriorate the air quality in your home.
有毒化学物质在我们的生活中随处可见，比如公共草地上用于杀虫的化学制剂，以及公共区域地板上用于清洁的化学物质。
Toxic chemicals are everywhere in our lives—insect-killing chemicals used on public grass areas, cleaning chemicals on the floors of public areas.
2004年发表在《儿科》杂志上的一份报告解释说，紧张的父母更害怕的是火灾、车祸和溺水，而不是有毒化学物质泄漏。
A 2004 report in the journal Pediatrics explained that nervous parents have more to fear from fire, car accidents and drowning than from toxic chemical exposure.
上个月加拿大宣称：双酚a是有毒化学物质。
让我们看看台湾如何发现这种有毒化学物品的。
Let's take a look at how the toxic chemical substance was found on the island.
河水里发现了有毒化学物品。
温室气体和其他有毒化学品排放令人忧心。
Emissions of greenhouse gases and other noxious chemicals are a worry.
持续散发出的湿气和有毒化学物质会毁坏展品。
为什么细小的有毒化学微粒会影响人体对葡萄糖的处理能力？
Why would tiny particles of toxic chemicals affect our ability to process glucose?
目前已经从香烟中分离出几千种潜伏的有毒化学物。
Several thousand potentially toxic chemicals have been isolated from cigarettes.
工业企业向河流倾倒的有毒化学物质，污染了水源。
Industries pollute rivers by dumping poisonous chemicals into them.
有毒化学物质会混入饮用水中，更不用说河流和海洋。
The toxic chemicals get into drinking water, not to mention rivers and oceans.
过滤器是如何除去空气中的有毒化学品或致命细菌呢？
How does the filter remove poisonous chemicals and deadly bacteria from the air?
有人担心，倾倒有毒化学制剂的传闻可能会引发韩国的反美情绪。
There have been concerns that the Revelations of alleged dumping of toxic chemicals could re-ignite anti-American sentiments in South Korea.
他们承诺查处任何可能受这种有毒化学品污染的其他产品。
They're promising to trace any other products that might have been tainted by the toxic chemical.
来自雪茄的二手烟与来自香烟的二手烟一样含有同样的有毒化学物质。
Secondhand smoke from cigars contains the same toxic chemicals that secondhand cigarette smoke does.
同时化验两个人的血样、尿样中七种有毒化学物质的含量变化。
Their blood and urine samples were analyzed to determine if the levels of seven toxic chemicals had changed.
对这种方法可以做些“微调”使其能对特定的有毒化学物质做出反应。
This arrangement could be "tuned" to react to specific toxic chemicals.
生物学处理过程的另一个好处是它无需加热或冷却，而且无有毒化学品。
Another advantage of the biological system is that it requires no heating or cooling, and no toxic chemicals.
二元化学武器通过将相互分离的两种无毒化学品混合，生成有毒化学品。
Binary chemical weapons mix two, separate, relatively non-toxic chemicals in flight to create a toxic chemicalagent.
这样农民就可以变成陆上乘务员，避开在二战后开始使用的有毒化学杀虫剂和肥料。
Dedicated farmers would become stewards of the land, shunning the toxic chemical pesticides and fertilizers that had proliferated after WWII.
这些纳米级的传感器将沿着血流漂流，直到它们遇到有毒化学物质或致病菌。
These nano-sized sensors would float around the bloodstream until they ran into some toxic chemical or disease-causing germ.
温室气体排放不会像有毒化学物质那样对人、湖泊、森林产生直接明显的毒害作用。
Greenhouse emissions do not poison people, or lakes or woods, in the direct or obvious way that noxious chemicals do.
温室气体排放不会像有毒化学物质那样对人、湖泊、森林产生直接明显的毒害作用。
Greenhouse emissions do not poison people, or lakes or woods, in the direct or obvious way that noxious chemicals do.
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