易染/感染/免疫模型模拟的是疾病在医院内的蔓延。
The Susceptible/Infected/Recovered (SIR) Model simulates the spread of a disease within a hospital.
因为全球化，如今疾病的传播速度非常的快——全球人们亲眼目睹了H1N1在全球的迅速蔓延。
Because of globalization, diseases today spread even faster - witness the rapid worldwide spread of H1N1 currently unfolding.
例如，疾病的蔓延消退，致死率降低，社会歧视在减低，艾滋病人的生活质量得到改善。
For example, the spreading of the disease abated, the fatality rate fell, social discrimination reduced and life quality of people living with HIV as well as AIDS patients improved.
尽管该广告片涉及的是一种蔓延至亚洲以外的疾病，而且往往引起恐慌，但是该片的目的是在愉快而非惊恐的气氛中让孩子们了解禽流感的危险。
While the PSA deals with a disease that has spread beyond Asia and often incites fear, it aims to do so with panache rather than panic.
还有在全国各地蔓延的疾病和辐射毒害，你父亲说。
There are diseases and radiation poisoning spreading all over the country, your father says.
并非所有新的疾病都是高致命性的，接触传染的，能够在国际范围蔓延，引发人们的恐慌。
Not all new diseases are highly lethal, contagious, and able to spread internationally, inciting panic as they do.
在疾病发生时，这种技术能够帮助迅速阻止疾病的蔓延。
In the event of an outbreak, this technology could facilitate rapid containment of the disease.
在亚美尼亚，疾病爆发日渐增多，这一病毒很可能正在蔓延。
In Armenia, outbreaks are on the rise and it seems likely that the virus is spreading.
疱锈病是一种蔓延慢效果也慢的疾病，在树上长成黄色的锈斑。
Blisterrust is a slow-moving, slow-acting disease that appears as an orange patch on atree.
2009年4月爆发的H1N 1流感，是最近40年来首个全球流行疾病。H1N1在不断见诸报端的同时，也让恐慌蔓延。
When the 2009 H1N1 flu virus emerged last April, it triggered the first new pandemic in more than 40 years, producing endless headlines and panic.
一些医学专家认为，这种疾病在欧洲迅速蔓延的可能性不容忽视。
Some medical experts believe the chances of an explosive spread of the disease to Europe cannot be.
也只有这样，我们才有希望阻止艾滋病和性传播疾病在中国的蔓延。
And only in this way can we hope to prevent the spread of STDS and AIDS in China.
传染性疾病在不断蔓延。
艾滋病在全球发生的同时，作为一种人人闻之色变的灾难性疾病，在令人惧怕的同时，也开始向我国蔓延。
As AIDS spreads to the whole world, AIDS which is the most devastating diseases in today's world that everyone fears, has been sweeping across our country.
轮作：在同一块土地上连续种植不同的作物以提高土壤肥力并帮助控制昆虫的生长和疾病的蔓延。
Crop rotation: the successive planting of different crops on the same land to improve soil fertility and help control insects and diseases.
不过，今天的现代社会虽然对一种公共健康紧急状态足以应付裕如，但事实上在疾病蔓延前很脆弱。
Yet while today's modern world is much better prepared to deal with a public health emergency, in one respect, it is in fact more vulnerable to contagion.
这种疾病在热带地区蔓延很广。
在19世纪，霍乱成为世界上最致命的疾病之一，它在整个世界的蔓延使它成为一种大流行病。
In the 19th century, cholera became one of the world's deadliest diseases. Cholera epidemics spanned the entire world creating what is known as a pandemic.
然而，大多数妇女目前只是在疾病蔓延后被诊断出患有这种疾病，这时，只有百分之三十的最大生存机会。
However, most women are currently only diagnosed with the disease after it has spread, when there is only a maximum 30 percent chance of survival.
由于流感是在社会上蔓延，她自己包裹在温暖的冬季服装，以避免感染这种疾病。
As the flu was spreading in the community, she wrapped herself in warm winter clothing to avoid catching the disease.
疾病可以在48小时内蔓延到整块地里，在北约克郡以种植小麦和马铃薯为主的凯文说。
A disease can go through the whole field within 48 hours, "says Kevin Littleboy, who farms mainly wheat and potatoes in North Yorkshire."
理想情况下，控制疾病的蔓延应该在预防措施上增加投入。因此，CDC将协同卫生服务署以及其他一些公共和私人机构，在联邦预算以外，增加投入。
The CDC will work with the Department of Health and Human Services, along with other public and private organizations, to "add to the federal pot, " he said.
理想情况下，控制疾病的蔓延应该在预防措施上增加投入。因此，CDC将协同卫生服务署以及其他一些公共和私人机构，在联邦预算以外，增加投入。
The CDC will work with the Department of Health and Human Services, along with other public and private organizations, to "add to the federal pot, " he said.
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