If that happens, those mutant variants can outcompete their cousins and dominate.

果发生了这种情，这些变异的变种就会超过它们的表亲，占据主导地位。

There's also growing concern over the impact of the new coronavirus variant, which could be up to 70 percent more infectious than other strains.

人们也越来越担心冠状病毒新变种的影响，其传染性比其他毒株高70%。

However, it is in the grip of a vicious surge fuelled by a deadly variant.

然而，一种由致命变种病毒引发的恶性激增正笼罩着欧盟。

I've never seen a Unix variant like that before.

我没见过像这样的Unix系统变种。

Each of these families is divided into several genera, each genus into species, each species into varieties.

每一科为好些属，属为种，种为变种。

But the Delta variant of COVID, which became America's dominant strain this summer, can be caught and spread by people who are fully vaccinated, and it began infecting Americans while stricter travel bans were still in place.

但是，今年夏天成为美国主要毒株的德尔塔变种，以感染接种完疫苗的人并在其间传播，在更严格的旅行禁令还在实施的时候，它却开始感染美国人。

Scientists don't know yet if the two approved vaccines work against the new COVID variant.

科学家们还不知道目前被批准的两种疫苗是否对新的新冠病毒变种有效。

It's still too early to tell, however preliminary evidence suggests that this may not be the case, and that really hasn't been the case with previous variants.

现在说这些还太早，然而初步证据表明，情并非此，而且以前的变种也不是此。

New variants or strains of COVID-19 are appearing around the world, as it mutates like other viruses do and one big question being asked is, will existing vaccines protect people against the new versions of coronavirus?

全球范围内正在不断出现新冠病毒的新变体或毒株，当它像其他病毒一样变异时，一个很严重的问题是，现有的疫苗否保护人们免受新冠病毒的变种毒株的感染呢？

In Brazil, a new variant or version of coronavirus has been spreading and it's been sickening more young people than previous strains have and across the United States new cases may be on the rise once again.

在巴西，一种冠状病毒的新变种或版本正在蔓延，比起之前的毒株，它正在感染更多的年轻人，并且美国各地新发病例再次上升。

It's now been seen in at least 15 other countries, though early indications is that it may be less severe than other forms of COVID.

目前至少在其他15个国家发现了该变异毒株，尽管早期迹象表明它没有其他的新冠病毒变种厉害。

She asked for care to make sure the variant does not spread around the world.

她要求给与变种病毒更多关注，确保它不会在全世界范围内传播。

I mean I have friends who ask me about these variants where I'm just stunned at how up to date they are with the latest information so for people who want to learn facts this is a golden age.

比我的一些朋友问起我最近的病毒变种时，我会被他们了解最新资讯的速度所震惊，当今时代对想要了解事实的人来说是个黄金时代。

These virus variants that are circulating in a number of countries are more transmissible.

一些国家出现的病毒变种传染性更强。

Fauci said that he expects current vaccines would be effective against variants of the coronavirus.

福奇称，他预计目前的疫苗将对新冠病毒变种有效。

That is thought to be up to 70% more infectious.

新变种的传染率高出70%。

New variants of the virus are being reported.

该病毒的新变种已经被曝光。

A highly infectious variant of the virus now makes up most new cases.

一种高度传染的病毒变种现在构成了该国大部新增病例。

The omicron variant is even more transmissible.

奥密克戎变种的传播性更强。

His first appearance was in New Mutants 98.

他初次登场于《新变种人》第98期。