Scientists are now studying whether a booster dose may help this group.

科学家们现在正研究加强针是否能帮助这些人群。

And its booster dose showed a good neutralization effect against Omicron subvariants in clinical trials.

在临床试验中，其加强针对奥密克戎亚型表现出良好的中和作用。

Sometimes our immune systems need a refresher course, which is why we get booster doses of some vaccines.

免疫系统有时也需要提神，这就是为什么我们要注射加强针的原因。

And for booster doses in general, they say people can get a different vaccine than the one they got initially.

对于加强针，他们说人们会获得异于最初接种的完全不同的疫苗。

In addition, Moderna announced that it has a booster dose that targets the Omicron variant as well the original version.

此外，莫德纳宣布该公司研发出针对奥密克戎变异株和新冠原始版本的加强针。

And this type of vaccine is to be used as a booster dose, the developer CanSino Biologics said on Sunday.

开发商康泰诺生物制品公司周日表示，这种疫苗将被用作（新冠）加强针。

In addition, Moderna announced that it has a booster dose that targets the Omicron variant as well the original version.

刘易斯：此外，Moderna 宣布它有一种针对 Omicron 变体和原始版本的加强剂量。

This data shows that protection against severe illness from COVID-19 remains at over 90 per cent in those aged 65 and over up to 14 weeks after a booster dose.

该数据显示，在 65 岁及以上人群中，在加强针后 14 周内，对 2019 年冠状病毒病的预防率保持在 90%以上。

But we really do have to stay with the science. And I don't think we have the data in younger age groups to make a decision for a booster dose.

但我们必须坚持科学。我认为我们不应该用年轻群体的数据来决定加强针的剂量。

But the plan, as you say, is that all adults who received either the Pfizer or Moderna vaccines will be eligible for a booster dose after about eight months - eight months after they received their first shot.

但正如你所说，该计划是所有接种辉瑞或莫德纳疫苗的成年人在第一针注射大约8个月后，将有资格获得增强针。

Even the best vaccine developed so far, which was engineered with part of a protein produced by the most dangerous parasite, P. falciparum, only works about a third of the time and requires regular booster doses.

即使是迄今为止开发的最好的疫苗，它是用最危险的寄生虫恶性疟原虫产生的部分蛋白质设计的， 也只有大约三分之一的时间有效， 并且需要定期加强剂量。