Over 100 cases have been identified and other new variants are inevitable as the virus mutate.

目前已查明有100多例病例，随着病毒的变异，其他新的变种是不可避免的。

But experimental AIDS vaccines fail at this because the virus is always mutating, or changing, to avoid destruction.

但是实验性艾滋病疫苗在这方面失败了， 因为病毒总是在变异或改变， 以避免被破坏。

But it will still be difficult for experts to decide whether the virus has mutated enough to make it necessary to change the vaccines.

不过，专家们还是很难确定病毒的变异程度是否大到需要对疫苗做出调整。

There is no treatment or vaccine, and if the virus mutated and became more easily transmitted between people – well, you can see the problem.

目前没有治疗方法或者疫苗，如果病毒发生变异，变得更容易在人与人之间传播——嗯，你就能看到问题的严重性了。

The reason why we get reinfected is because the virus mutates slightly, and so it escapes the antibodies?

CA：我们再次感染的原因是因为病毒发生了轻微的变异，所以它逃脱了抗体？

But we do have an effective cocktail of HIV drugs that the virus can't easily mutate away from.

但我们确实有一种有效的 HIV 药物混合物，病毒无法轻易变异。

But in 7 of them, just a few days into the treatment, researchers found mutated virus variants that were almost completely resistant to pleconaril.

但在其中的 7 例中，研究人员在接受治疗几天后发现了几乎完全抵抗普莱可尼的突变病毒变体。

And this virus is mutating, so there's no guarantee that the vaccine that we produce 12 months from now will match the mutated virus.

而且这种病毒正在变异，所以不能保证我们在 12 个月后生产的疫苗会与变异病毒相匹配。

Though it's not known exactly where the mutated virus first appeared, it was first identified in South Africa, and the doctor who made that identification says omicron symptoms were quote " extremely mild" in the initial patients she saw.

尽管目前还不知道变异病毒首次出现的确切位置，但它首先在南非被发现，并且，发现它的医生指出，她最早见到的这类患者只表现出“极其轻微”的症状。