So this notion that it's just old people: dead wrong.

因此，认为只有老人感染的观点，完全是大错特错。

You're going to get an infection, guaranteed.

不绝对感染的。

Criminals create worms to spread via computers that are connected in a network.

只有电脑联网，蠕虫就感染网上的病毒。

The search begins for who else may have been affected.

那么之后就开始搜寻其他可感染的人。

The condition increases the chances of infection of the uterus.

这种情况增加子宫感染的几率。

Wearing a mask can actually increase your risk of getting infected if you wear that mask improperly.

如果没有正确配戴口罩，反而增加感染的风险。

Sure, there's a risk of contagion when I enter the pharmacy, but you can't dwell on that.

当，入药房有感染的危险，但是不老想着这个。

Killer T-cells do the work of destroying the infected cells. The Helper T-cells coordinate the attack.

杀伤性T细胞破坏感染的细胞。辅助性T细胞负责调节或协助免疫反应。

Mondayitis appears to be contagious, infecting other days of the week.

周一症候群似乎具有传染性，感染一周中的其他几天。

So if you do one high risk activity, don't also do others.

所以如果你做了可感染新冠病毒的事，不要再这么做了。

But...I get tonsillitis. It could get infected.

但是 得了扁桃体炎 这有可感染的。

But a nasal vaccine might offer a new way to prevent infections.

但是鼻用疫苗可提供一种预防感染的新途径。

So, if someone does blunder into this environment and cuts themselves, it would likely increase their odds of infection.

因此，倘若有人误入这种环境并割伤了自己，很可增加感染的几率。

And they will watch to see whether an earlier infection affects the severity of a new infection.

他们将观察早期感染是否影响再次感染的严重程度。

Does that finding mean that science can help create the world's most universally infectious pop song?

但是否这一发现意味着科学帮助人们创造出世界范围内所有人都受感染的流行音乐呢？

Without antibiotics, even routine medical procedures can lead to life-threatening infections.

若没有抗生素，常规的医疗程序也引起致命的感染。

If the worm breaks, the remaining part of the worm may cause a bad infection.

如果麦地那龙线虫断了，其剩余部分可引起严重的感染。

If not treated, the HIV eventually kills off the specific T-cells it infects.

如未治疗，艾滋病毒最终杀死它感染的特定T细胞。

Inside the airways and lungs, smoke increases the likelihood of infections, as well as chronic diseases like bronchitis and emphysema.

在气道和肺内部，抽烟增加感染的可性，以及慢性疾病，比如支气管炎和肺气肿。

The virus can infect a new person when the droplets enter their nose or mouth.

当飞沫入新人的鼻子或嘴巴时，病毒感染新的人。