他们因食用某物而染上非常严重的传染病。
They've picked up a really nasty infection from something they've eaten.
很多不同种类的天然药物有助于克服冬季传染病。
There are many different kinds of natural remedies to help overcome winter infections.
20世纪初，营养不良和儿童传染病成为了两大阻碍。
At the start of the 20th century, under-nutrition and childhood infections got in the way.
那种传染病早已绝迹。
那里不只是传染病问题。
现在我们又有一种重大全球传染病要应对。
And now we have another great global contagion to contend with.
传染病或微疾会引起炎症，而这也可能导致血凝块的形成。
Infections or minor illnesses can cause inflammation, which can also lead to blood clots.
洗手是预防传染病的一个简单方法。
此外，还有传染病和寄生虫影响认知能力的直接证据。
There is, moreover, direct evidence that infections and parasites affect cognition.
传染病在传播，水和空气污染在传播。
那种情况应该会触发在那些传染病中幸存的强制选择。
That situation should have set up selection pressure for the ability to survive such infections.
目前为止传染病的风险看起来还很小。
第一个报告是个有益的提醒，说明传染病能够搭乘飞机四处传播。
The first was a salutary reminder that infectious disease can hitch a plane ride anywhere.
如果我看到一群病患，这里有可能有传染病，那么我最好把自己的免疫系统再开高一个档。
If I see a bunch of sick people, maybe a big infection is around, and I better kick my immune system into high gear.
传染病专家说人们需要知道症状是什么。
Infectious disease experts say people need to be aware of the symptoms.
他们有时候会因为不能移动而感染传染病。
They sometimes get these serious infections because they can’t move.
这场金融传染病还在蔓延。
因为这些传染病在免疫系统健康的人群中是很少见的。
These infections are unusual in people with a healthy immune system.
今年世界卫生组织宣布H1N1型流感为全球性传染病。
The World Health Organization this year declared H1N1 a global epidemic.
很多感染这些传染病的人，都能充分康复。
必须记住，人类历史上很多严重的传染病均起源于动物。
Many serious infections in human history have originated in animals.
这可能是名人文化带来的传染病。
This may all be part of our infection by the celebrity culture.
某些传染病，比如脑膜炎，也会损伤毛细胞。
结核病是世界第一传染病杀手。
TB is the number-one infectious disease killer in the world.
格拉斯说，预防传染病应该是一种常年的关注。
所谓时尚，只不过是一种能引起“传染病”的东西而已。
所谓时尚，只不过是一种能引起“传染病”的东西而已。
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