这些新发现应该有助于乘客在乘坐飞机旅行时不那么容易感染上呼吸道病毒。
These new findings should help airplane passengers to feel less vulnerable to catching respiratory infections while traveling by air.
如果我母亲在怀孕期间没有获得治疗艾滋病的处方药物，我就会从她那里感染上艾滋病病毒了。
I would have got HIV from my mother if she hadn't had access to prescription AIDS medicines when she was pregnant.
全班学生都感染上了这种病毒。
得知自己感染上了病毒后，他就退职了。
这可以使孩子们不至于感染上这种病。
别让您的家人感染上疾病。
由于与其他人共用针头，他感染上了艾滋病病毒。
由于使用了消毒不当的针头，他感染上了艾滋病。
He had become infected with AIDS from an improperly sterilized needle.
如果研究对象感染上了疾病，医生就给他们服用抗生素。
If the subjects contracted the disease, they were given antibiotics.
例如在中亚和东欧，两年来新感染上艾滋病的人数年均递增70%。
In Central Asia and eastern Europe, for example, the annual number of new infections has risen by almost 70% in two years.
在每年被蚊子叮咬而感染上疟疾的五亿人中，大约有两百万人死于该疾病。
Out of the 500 million people who become infected with malaria following a mosquito bite each year, some two million die of the disease.
所以爬行动物和两栖动物会感染上数以万计的真菌，而我们只会被几百种真菌侵害。
So tens of thousands of fungi can infect reptiles and amphibians, but we can only be invaded by a few hundred fungi.
从理论上讲，人类食用感染上疯牛病的牛肉有可能感染类似的脑部致命疾病。
It is theoretically possible for humans to contract a version of the disease by eating tainted meat.
但如果英国2/5的人口都感染上了猪流感，那意味着该国的确受影响严重。
Yet if two-fifths of Britain’s population does end up with swine flu, that seems a particularly heavy toll.
猴子感染上寄生虫后，免疫系统高速运转，分泌出更多的粘液来对付寄生虫。
After infection, the monkeys' immune systems kicked into high gear, pumping out more mucus than usual to fight the worms.
另一方面，大多数孕妇不会感染上猪流感，那些感染上的人也不会受到严重影响。
On the other hand, most pregnant women won't get swine flu and most of those that do won't be severely affected.
据估计，在美国每年都有国每年都有8000 ~ 18000人感染上军团病。
An estimated 8,000 to 18,000 people get Legionnaires' disease in the United States each year.
就好象让人类忧心的病毒还不够多似的，一位英国研究人员已经成功让自己感染上了电脑病毒。
As if humans didn't have enough viruses to worry about, one British researcher has successfully infected himself with a computer virus.
病人在发病的4天前去了一个乡镇市场，那里的猪普遍感染上了类似于流感的疾病。
Four days before getting sick, the patient visited a county fair swine exhibition where there was widespread influenza-like illness among the swine.
医生们说，人类有可能通过食用病牛肉而感染上导致脑部病变的致命疯牛病，但是可能性并不大。
Doctors say it is possible, but unlikely, to contract a human form of the disease by eating meat from infected animals.
陈灵芝刚到的头几个月，每个月都要得一次疟疾，有一次感染上伤寒，差点要了她的命。
There is no running water in the hospital. In the first couple of months since her arrival, she was infected with malaria almost every month.
如今，科学家们发现拥有某一类型这种基因的人或许感染上一种病毒后才会引发克罗恩病。
Now scientists find that those with one type of risky gene may also need to catch a virus to trigger the disease.
在2008年秋冬季超过十二周的的时间里，研究人员跟踪调查了受访者感染上呼吸道疾病的人数。
Over 12 weeks in the autumn and winter of 2008, the researchers tracked the number of upper respiratory tract infections the participants suffered.
在2008年秋冬季超过十二周的的时间里，研究人员跟踪调查了受访者感染上呼吸道疾病的人数。
Over 12 weeks in the autumn and winter of 2008, the researchers tracked the number of upper respiratory tract infections the participants suffered.
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