The omicron variant is even more transmissible.

奥密克戎变种的传播性更强。

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

新变种的传染率高出70%。

So far, 10 U.S. states have reported 72 cases of the new form.

截至目前，美国已有10个州报告了72例感染病毒变种的病例。

The rising cases is being driven by the spread of the Delta variant and low vaccination rates.

病例增加由德尔塔变种的传播和低接种率导致。

The Biden administration was hoping for the three-dose recommendation to shore up protection from the Delta variant.

拜登政府希望建议接种三剂疫苗来加强对德尔塔变种的防护。

It tested a combination shot that targeted the original version of the virus and an earlier variant named beta.

它测试了一种针对病毒原始毒株和早期的贝塔变种的组针剂。

And this news about the new variant has been an incredibly difficult end to, frankly, an awful year.

坦白地说，有关新变种的消息对这糟糕的一年来说是极其困难的结束。

Many countries have closed their borders in an attempt to block new infections of the variant.

许多国家已经关闭了边境以试图阻止该变种的新感染。

He said controlling the spread of the virus saves lives now and reduces the chances of more variants emerging.

说，控制病毒的传播现在可以挽救生命，减少出现更多变种的机会。

So one goal has long been to create a vaccine against all variations of the flu virus.

因此，我们长期以来的目标是研发出一种可以对抗流感病毒所有变种的疫苗。

She spoke with reporters last week to discuss vaccines and their effectiveness against the coronavirus variants.

她上周接受记者采访时，谈到了疫苗及其对抗冠状病毒变种的有效性。

But health officials say its possible for the Delta variant of corona virus to spread among vaccinated people.

但卫生官员表示，德尔塔变种的冠状病毒有可能在接种过疫苗的人群中传播。

A surge in cases driven by new variance has pushed health systems to their limits.

由于新的病毒变种导致的病例正在激增，这已将巴西的卫生系统推向极限。

Scientists are still in the early stages of studying the variant which may be more transmissible.

科学家们仍处于研究这种可能更具传染性的变种的早期阶段。

The variant of concern is the Delta strain first identified in India.

该病毒变种指的是首次印度发现的 Delta 变种。

But that might change because vaccination rates are not increasing and fear of the delta variant of the coronavirus.

但这可能也会变，因为疫苗接种率和人们对新冠病毒的德尔塔变种的恐惧没有增加。

There's concern, of course, about new variants of the virus.

人们担心病毒产生新的变种。

Then definitely we missing out on possible variants that are, you know, emerging.

必然就会错过可能出现的变种。

Other doctors said patients infected with Delta appear to become ill more quickly.

其医生表示，感染" 德尔塔" 变种的患者发病更快。

Scientists say the new variant of the virus makes the rollout of vaccines even more critical.

科学家说，这种病毒的新变种使得疫苗的推广变得更加关键。