九个月以后，我们被一个病毒所终结。
接触了一个病毒粒子就能导致感染或疾病吗？
ScienceDaily (Mar. 14, 2009) — Can exposure to a single virus particle lead to infection or disease?
并在此检测方法上，设计了一个病毒检测系统。
And a virus detect system based on this detect method is also designed.
10年前，黑客只是发明一个病毒去毒害百万人的电脑。
A decade ago, a hacker would usually have intended a single virus to reach millions of people.
经过别动队遇到一个病毒，麦克作出了惊人的发现对自己。
After the Rangers encounter a virus, Mack makes a startling discovery about himself.
每周See3都会解释一个病毒视频并不一定是你想要的。
And every week, without fail, there is a sigh and a deep breath among the staff at See3 as we explain that maybe a viral video isn't what you really need.
而且，即使有一个病毒跨过免疫防御，就会形成终身感染。
And if even one virus gets past the immune defense, it appears to set up a lifelong infection. No drug has been able to eradicate it.
艾滋病的起因是一个病毒，它在1983年被科学家分离出来。
The cause of AIDS is a virus that scientists isolated in 1983.
新的研究表明，理论上，一个病毒粒子足以引起感染和继发疾病。
New research shows that one virus particle is theoretically enough to cause infection and subsequent disease.
鸟类病毒的几个突变就足以使一个病毒重新具有杀伤力，并能使之在人群中传播。
Just a couple of mutations in birds suffice to actually make a virus hotter, and so make a virus transmissible from human to human.
来自1977年的一个病毒株几乎和1950年最后看到的病毒株一样。
One strain that came from Russia in 1977, was nearly identical to a strain of the virus last seen in 1950.
想像一下，一个病毒杀手，一个变异如此频繁的小生物肯定会产生抵抗一切药物的能力。
Imagine a killer virus, a bug that mutates so often that it inevitably finds a way to resist every drug.
开发出了实时的科学操作程序，以快速确认脊灰病例，并从遗传方面来追踪每一个病毒。
Real-time scientific procedures were developed to rapidly identify polio cases and genetically track each virus.
一个病毒式营销策略不一定非得包括所有这些要素，但是包括得越多，结果可能会越好。
A viral marketing strategy need not contain ALL these elements, but the more elements it embraces, the more powerful the results are likely to be. An effective viral marketing strategy.
如果它是一个病毒警告这可能是一个骗局，如果它是真的好笑，大多数人将已经看到了。
If it's a virus warning it's probably a hoax, and if it's that funny, most people will already have seen it.
过去，我们对病毒形成的时间一无所知，这是第一次人们可以清晰地看到一个病毒实体的诞生。
In the past, we knew nothing about the time a virus, which is the first time people can clearly see the birth of a virus entity.
病毒粒子一整个病毒粒子，由被蛋白质外壳包围的核糖核酸或脱氧核糖核酸组成，并构成一个病毒的传染形式。
A complete viral particle consisting of RNA or DNA surrounded by a protein shell and constituting the infective form of a virus.
探讨了病毒的构造和复杂性；建立了一个病毒传播模型—VS网络模型，并用它分析得出病毒问题的理论答案；
Then the structure and complexity of computer viruses is discussed, developing a virus spreading model- VS Network model and conclude from it the theoretical answers to computer virus problem.
每一个人都认识到安全是一个需要重视的问题，一个病毒就可以使我们停止生产，而这对每个人来说都是代价惨重的。
Everyone recognizes security is a serious issue, and a virus can stop production and be very costly for everyone.
我们能看到这个病毒的谱系，它的上代病毒是北卡罗莱纳州一个大型集约化动物农场的人工繁殖基地中演化出来的一个病毒。
We can see its family tree - and its daddy was a virus that evolved in the artificial breeding ground of a vast factory farm in North Carolina.
而如果你真创作了一个病毒，试验时你可千万要小心，你必须掌握它运行时的所有细节问题，否则你的系统也可能被它捣毁。
If you do create a virus, though, be careful with it. Make sure you know it is working properly or you may wipe out your own system by accident.
你在twitter上发布了许多有洞察力的消息撰写了许多令人震惊的博客文章并且能制作了一个病毒式的视频而且不关任何人的事。
You have insightful tweets, write amazing blog posts, and can make a viral video like it's nobody's business.
也就是说，我们不可能编出一个计算机程序，让它正确地鉴别某任意的程序是不是一个病毒、蠕虫之类—无论你为解决这个问题拼上多少计算能力。
That is, it is impossible to write a computer program that will identify correctly whether an arbitrary program is a virus, a worm, etc. - no matter how much computing power is thrown at the problem.
更糟的是，如果有人写了一个病毒，只是将其发送到你，它可以运行在您的电脑多年没有它以往任何时候都出现在了病毒数据库，以便它可以被删除。
What is worse, if someone writes a virus and just sends it to you, it can run on you computer for years without it ever showing up in a virus database so it can be removed.
改善对感染艾滋病毒的婴儿的护理是其中一个目标。
One of the goals is to improve care for babies infected with H.I.V..
改善对感染艾滋病毒的婴儿的护理是其中一个目标。
One of the goals is to improve care for babies infected with H.I.V..
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