医生努力阻止疾病的扩散。
而这一情形反过来又会污染饮用水并引发痢疾，这种疾病的扩散速度非常之快。
That, in turn, fouls drinking water and can cause diarrhea, which spreads quickly.
有研究表明，每天服用一剂阿司匹林可以降低患癌风险，还能防止疾病的扩散。
A daily dose of aspirin can reduce the risk of cancer and prevent the disease from spreading, studies show.
最迫切的问题是：由于缺乏卫生设备和清除卫生垃圾的手段，促使了疾病的扩散。
The matter is urgent: the lack of sanitary installations and hygienic waste removal furthers the spread of disease.
另外，健康猪只在鼻腔、扁桃体、上呼吸道和支气管也可以携带猪链球菌，加速了这种疾病的扩散和传播。
Moreover, clinically healthy pigs could carry S. suis in their nasal cavities, tonsils and upper respiratory tracts, contributing to the dissemination and transmission of this pathogen.
此外，肮脏、拥挤的住所促进疾病在许多动物种群中扩散，这实际上是昆虫对居住地方的选择。
Furthermore, the squalid, cramped quarters that encourage diseases to propagate among many animal populations are actually the residental choice for insects.
IBM打算采用的方法是开发一种能够辅助预测“疾病可能如何扩散”的软件。
One approach IBM hopes to take is to develop software that will help predict how diseases might spread.
对人和动物存在威胁的有机体扔在持续变异，适应环境并不断扩散；新疾病出现和全球传播的概率也在不断增加。
Organisms dangerous to people and animals continue to mutate, adapt, and spread, and opportunities for new diseases to emerge and travel globally are increasing.
而许多包括严重疾病在内的DNA序列也将大规模扩散并无法控制。
Many DNA sequences, including those for harmful diseases, are already widely published, and can hardly be retracted.
身体正试图同正在扩散的疾病作斗争，当这种疾病扩散时，身体在抽搐，解决一段时期以后再次抽搐。
The body is trying to fight off a disease that is spreading, and as it does so, the body convulses, settles for a time and then convulses again.
但是另外一些科学家则指出二氧化碳的增加和气候变暖会使得具有破坏性的害虫、杂草以及携带疾病的昆虫大规模扩散。
But others have point out that carbon dioxide increase and a warming climate could encourage the spread of destructive pests, including weeds and disease-carrying insects.
越来越多的证据显示，不久的将来，苹果皮、红酒和姜黄里的营养物质有望减缓阿尔兹·海默症和相关疾病的攻击与扩散。
Supplements derived from apple skins, red wine and tumeric might someday help slow the onset and progression of Alzheimer's and related diseases, according to accumulating evidence.
关闭学校可以作为采取的积极主动措施，目的是减少疾病在校内的传播并减少向更广泛的社区进行扩散。
School closure can operate as a proactive measure, aimed at reducing transmission in the school and spread into the wider community.
通过再造林将这两个区域中的任意一处与冈贝连起来，公园里的黑猩猩就会因为基因流动和种群规模的扩大而受益，但它们也可能会因为其他族群的疾病扩散而受到打击。
If either area could be linked to Gombe by reforested corridors, the chimps would benefit from increased gene flow and population size. Then again, they might be hurt by sharing diseases.
获得安全饮用水、适当的卫生条件以及卫生服务是最基本的，可以防止疾病扩散到在道路上颠沛流离的人们、那些住在临时营地的人们以及生活在设立社区的人们。
Access to safe water, proper sanitation and health services is essential to prevent it from spreading to those displaced on roads, residing in temporary camps and living in established communities.
巴基斯坦官员说，另一个主要的担心是通过水源扩散的疾病蔓延问题。
Officials say another major concern is the spread of waterborne diseases.
患者一旦染上一种称之为年龄相关性黄斑变性(湿型amd)的疾病，其血管就会出现异常且会扩散到视网膜的中心，损害患者的中心视觉。
The disease is wet age-related macular degeneration (wet AMD), in which blood vessels grow abnormally and leak into the centre of the retina, damaging sufferers' central vision.
肺结核作为一种接触性传染疾病，主要影响肺部功能的正常使用。但是同样可以扩散到身体的其他部位，造成影响。
Tuberculosis is a contagious infection that mainly affects the lungs, but can spread to other parts of the body.
研究者们要求在全球范围内建立野生动物监视系统，在疾病扩散和杀死人类之前就能在动物中发现其致死的情况。
Researchers called for wildlife monitoring systems to be set up around the globe to watch for signs of disease among animals before it spreads and kills people.
如果沙门氏菌扩散到血液，可以导致婴幼儿，老年人以及免疫系统受损者(如aids和癌症患者)发生严重的疾病，以至死亡。
If it spreads to the blood, it can cause a severe illness that can kill the very young, the very old and those with damaged immune systems such as AIDS or cancer patients.
与此同时，每个非洲人也必须作出负责任的选择，防止疾病扩散，并且促进自己社区和国家的公共卫生健康。
Meanwhile, individual Africans also have to make responsible choices that prevent the spread of disease, while promoting public health in their communities and countries.
现在，这已经像疾病一样扩散，所到之处鸡飞狗跳。这都是我们的错。
Now it is spreading like a disease, killing everything it touches, and its all our fault.
如今，许多新的传染性疾病正在蔓延，它们正在以前所未有的速度扩散着。
Nowadays, new infectious diseases are emerging and spreading faster than ever before.
如今，许多新的传染性疾病正在蔓延，它们正在以前所未有的速度扩散着。
Nowadays, new infectious diseases are emerging and spreading faster than ever before.
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