It looks like what's at issue is less how long your food stays on the floor and much more how contaminated with bacteria that patch of floor happens to be.
看起来问题的焦点不太在于你的食物在地上停留的时间长短，而更在于那块地被细菌污染到了什么程度。
As parks and school grounds are stripped of contaminated topsoil, the city is doing the only thing it can do: burying the waste under the sites from which it was removed.
将公园和学校等地附近被污染的土壤挖走，似乎是唯一选项，而核废料被处理后埋土壤下，地点则是在被挖去土地的那些地方。
It is transmitted exclusively when people who have little or no access to safe-drinking water supply swallow water contaminated with parasite-infected fleas.
该病的传播纯属当人们极少获得或者不能获得安全饮用水供应时饮用了含有受到寄生虫感染的蚤类的污染水。
No one knows exactly how clean a hand dryer is, and there is the possibility that it might be blowing hot, contaminated air onto your hands instead of hot, clean air.
没有人准确的知道如何清洁手干燥机，并有可能，它可能被污染的空气吹入的热，到你的手中，而不是热空气清洁。
They point out that much of the water pumped into the searing desert will evaporate, adding that it is likely to be contaminated with toxic pesticides and fertilisers.
他们指出，那些注入到灼热沙漠中的水大部分将会被蒸发掉，而且这些水很可能都受到有毒农药及化肥的污染。
It appears that the butter was contaminated by the PBDE from its paper wrapping, but how the chemical got into the packaging is a mystery-and of great concern.
看上去这些奶油是被它的纸质包装上的PBDE污染的，但是这些化学物质是怎么进入到包装内部却不得而知——但已经足以让人担忧。
Cholera is an acute intestinal infection caused by contaminated food or water. It causes watery diarrhea that can lead to severe dehydration and kill within hours if left untreated.
霍乱是一种由食物和水污染引发的急性肠道感染疾病，这种病会引发水泻(分泌性腹泻)从而导致严重脱水，如得不到及时治疗数小时就会要人的命。
The site is now so contaminated with radiation, experts say, that it has become difficult for employees to work near the reactors for extended periods of time.
专家称，事故地点现在充满了放射性物质，已经很难让工人们长时间在反应堆周围进行作业了。
Dracunculiasis is the second disease which is approaching eradication (the first being smallpox) and it occurs only after people drink contaminated water.
麦地那龙线虫病是即将被消灭的第二种疾病(第一种疾病是天花)，人们一旦饮用了受污染的水后就会引发这种疾病。
If, when the priest examines it, the mildew has faded after the article has been washed, he is to tear the contaminated part out of the clothing, or the leather, or the woven or knitted material.
洗过以后，祭司要察看，若见那灾病发暗，他就要把那灾病从衣服上，皮子上，经上，纬上都撕去。
In the region surrounding the densely populated city of Hanoi — with nearly 2,000 people per square kilometre — it is difficult to escape arsenic-contaminated water, no matter how deeply you drill.
在人口稠密的城市周围地区，例如河内——每平方公里达到将近2000人，无论钻入多深的地下水，都很难得到不受砷污染的水源。
In the region surrounding the densely populated city of Hanoi — with nearly 2, 000 people per square kilometre — it is difficult to escape arsenic-contaminated water, no matter how deeply you drill.
在人口稠密的城市周围地区，例如河内——每平方公里达到将近2000人，无论钻入多深的地下水，都很难得到不受砷污染的水源。
Veterinary formula may be helpful in dealing with ringworm, mud fever and contaminated wounds. It is not recommended for deep puncture wounds. Always seek veterinary advice.
兽医公式可能有助于处理癣，泥发烧及污染伤口。这是不推荐用于深部穿刺伤。一直寻求兽医师的意见。
If the protein source was obtained elsewhere, how is it determined that it was not cross contaminated with bovine SRM from countries not of negligible BSE risk?
如果这些蛋白源来自于其它地方，那么如何确保不被来自于非疯牛病风险可忽略国家的特殊风险物质污染。
It is the key of the paper to design a type of detecting structure, which can avoid being contaminated by smeary oil, so that the on-line test of oil content in the wastewater can be realized in deed.
此次设计的关键之处是设计了一种避免油污污染测量探头的结构，从而使污水含油率检测能够实现真正的在线。
It is the phenomenon that concrete structures in salted contaminated environments suffer premature deterioration from chloride induced reinforcing corrosion.
盐污染环境中由于氯化物引起钢筋腐蚀导致钢筋混凝土结构过早破坏，是世界上普遍存在的现象。
RESULTS the contaminated oxygen filter of the cadre sickroom is very serious and the percentage is as high as 76%. Via using the new sterilization method, it can control the contamination.
结果干部病房氧气湿化瓶污染严重，污染率达76 %，通过使用新的消毒方法，完全可以控制氧气湿化瓶的污染。
Cholera is spread through contaminated water and food, and officials had predicted it would move around the country quickly because sanitation is poor and clean water is lacking.
受污染的水和食物是霍乱的传染媒介。官员预计，霍乱将很快在全国范围内传染，因为海地卫生条件很差，并缺乏清洁饮水。
"Current technologies are insufficient to prevent food-borne illness," he said. "in the present system, once produce is contaminated with something like E." coli, that's it.
当前技术对于预防食源性疾病是不够的，一旦农产品被大肠杆菌等病原体污染，将很可能会导致疾病发生。
The E. coli pathogen has been identified on cucumbers imported from Spain but it is unclear if they were contaminated there, during transport or in Germany.
在从西班牙进口的黄瓜中发现了大肠杆菌病原体，但是尚不清楚污染究竟是发生在西班牙源产地，还是在运输过程中，或是在德国被污染的。
As the marangoni effect is easily masked by the presence of a small amount of surface active impurities, it should first be tested whether the experimental gas-liquid system is contaminated or not.
由于Marangoni效应是很容易掩盖存在少量的表面活性杂质，应先检验是否有实验气液系统受到污染或不是。
As the marangoni effect is easily masked by the presence of a small amount of surface active impurities, it should first be tested whether the experimental gas-liquid system is contaminated or not.
由于Marangoni效应是很容易掩盖存在少量的表面活性杂质，应先检验是否有实验气液系统受到污染或不是。
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