All over the country Americans like Hung are choosing to keep the mask on even after the CDC announced it's OK to lose it indoors if you're fully vaccinated against COVID-19.

尽管疾控中心称，疫苗完接种者大多数室内场合不必佩戴口罩，但各地，许多像洪这样的人依然坚持戴口罩。

" They need to relax travel for those vaccinated, " he said.

他说，“需要放宽对接种疫苗者的旅行限制”。

Unvaccinated people, though, accounted for 86 percent of hospitalizations and 84 percent of deaths.

而86%的住院者和84%的死亡病例都是未接种者。

This is a pandemic of the unvaccinated.

这是一场未接种疫苗者的流行病。

There are a couple ways to identify that, by seeing if it produces a significant immune response to the virus, or by seeing if it reduces the chance of getting the disease itself.

验证疫苗有效性的方法很多，如检测接种者对病毒是产生了显着的免疫反应，或者观察接种者的感染率是有所降低。

The decision means the vaccination will be given to people aged 16 and above with health care workers and the elderly in long term care facilities expected to be the first recipients.

接种疫苗的对象是16岁及以上的公民，医疗工作者以及长期医疗机构中的年长员工有望成为第一批接种者。

Much of the initial data has actually come from looking at the immune response to the vaccine — in other words, the level of so-called neutralizing antibodies produced in people who are given it.

原始数据大多来自人体对疫苗的免疫应答的观察——说，就是接种疫苗者产生的所谓的中和抗体的水平。

If someone had measles and left the room, two hours later, if someone who was unvaccinated walked in, they would have a 90% chance of getting measles.

若麻疹患者离开房间，两小时后，未接种疫苗者进入该房间，其感染麻疹的几率达90%。

Rather than inoculate every person in every country, his disease detectives would look for an outbreak and vaccinate all the contacts of the affected people and anyone else in the area.

疾病调查人员不需要为每个家的每个人接种疫苗，而是找到疫情爆发地，为该地所有与感染人群接触过的患者以及其他接触者接种疫苗。

In the U.S. a study found vaccinated people were seven to ten times less likely to report long COVID problems months after their initial diagnosis than were non-vaccinated people.

美一项研究发现初次诊断数月后，已接种者报告慢性新冠问题的概率是未接种者的7-10倍。

The WHO says people who are fully immunized should hold off on getting a third shot while so many people in the world are still waiting for their first.

世卫组织表示，完接种疫苗者应暂停第三针接种，因为世界上还有很多人仍等待接种第一针。

The Center for Disease Control and Prevention in the U.S. has recommended that vaccinated people resume wearing masks in public indoor spaces amid a nationwide spike in COVID-19 cases.

美新冠肺炎病例激增之际，美疾病控制和预防中心建议已接种疫苗者室内公共场所恢复佩戴口罩。

20 percent of the blood donations it received from people who had not gotten the coronavirus vaccine showed they still had antibodies to the disease.

未接种新冠肺炎者捐献的血液中，有20%显示他们体内仍有对抗新冠肺炎的抗体。

Canada's national election comes as there's a rise in COVID cases, mostly among the unvaccinated, leading to vaccine mandates by local and federal governments.

加拿大举行大选之际，新冠肺炎病例有所增加，大多数病例是未接种疫苗者，因此地方和联邦政府下令要求接种疫苗。

Chile has temporarily suspended the use of the Oxford-AstraZeneca COVID-19 vaccine in people under 45 years old after a vaccinated person developed blot clots.

一名接种者出现血栓后，智利已暂停45岁以下人群使用牛津-阿斯利康新冠肺炎疫苗。

It can stay in the air for several hours after an infected person is no longer present, putting anyone not vaccinated at risk.

受感染者离开后，该病毒可以空气中停留数个小时，使没有接种疫苗者陷入危险。

It found vaccine recipients developed limited levels of antibodies capable of fighting not just beta but also newer variants like omicron.

它发现疫苗接种者产生的有限抗体水平不仅能够对抗贝塔，而且还能对抗奥密克戎等新变种。

Yet as of a couple weeks ago, only about 5 percent of eligible people in the U. S. had gotten their booster shot.

截至两周前，美可接种者只有大概 5% 打了加强针。

The Centers for Disease Control says people fully vaccinated for COVID-19 can stop wearing masks outdoors in crowds and in most indoor settings.

美疾病控制与预防中心(CDC)表示，完接种新冠肺炎疫苗者户外聚集以及大多数室内场所可不戴口罩。

And T cells from vaccinated people respond aggressively to Omicron, researcher Wendy Burgers from the University of Cape Town reported this week.

根据开普敦大学研究者 Wendy Burgers 本周的报告，已接种者的T细胞对奥密克戎的反应非常积极。