To keep away from COVID-19, we'd better get vaccinated.

为了远离新冠肺炎，我们最好接种疫苗。

If you're over 18 years old and in good health, you can get vaccinated near your community.

如果你年满18岁，身体健康，你可以在社区就近接种疫苗。

Whether target groups will get vaccinated will in large part depend on the countries they live in.

目标人群是否会获得免疫接种，这将在很大程度上取决于他们所居住的国家。

People who have a moderate-to-severe illness with a fever (they should wait until they recover to get vaccinated).

身患中度至重度的发热疾病(应该痊愈后进行接种)。

Instead of beseeching us all to get vaccinated, they're now urging most healthy people between the ages of 2 and 64 not to.

一夜之间，美国的疫苗供应量减少了一半---而联邦卫生官员也发现他们正在提出一项不同寻常的请求：不是请求我们去注射疫苗，而是敦促那些年龄在2-64岁之间的绝大多数健康人不要注射疫苗。

the unwillingness of a significant portion of the American population to get vaccinated for the H1N1 flu, based on paranoid rumors and media reports, is downright scary.

很大一部分美国人因为偏执的谣言和媒体的报道，不愿意接种H1N1禽流感疫苗，这简直是在制造恐慌。

If enough children are vaccinated very few people will catch measles, or get complications or die from it.

如果有充分的儿童接种，感染麻疹或产生并发症或死于麻疹的人就非常少。

Next they plan to examine the immune response of people who were vaccinated against last year's swine flu but did not get sick to see if they too have the same super immunity to flu.

接下来，研究人员计划观察那些去年接种过甲流疫苗而未出现不良反应的人的免疫响应，以确认他们是否也同样产生了能对抗所有流感的超级免疫力。

But only a few people get measles in countries where children are routinely vaccinated.

但在规定接种的国家患麻疹的人极少。

If you haven't had measles, mumps or rubella when you were a child, and haven't been vaccinated against them, you can get these diseases when you're older.

什么是麻疹、腮腺炎和风疹？

Uninfected ticks that bite the vaccinated animal can still get infected and spread the parasite to other animals.

未受感染的蜱虫叮咬接种过的动物后仍然会被感染，继而传播寄生虫到其它动物。

And we will generate antibodies only if we get infected by the virus or vaccinated with a killed version of it; either way will teach the immune system what it looks like.

只有我们感染了这种病毒或接种了灭活的疫苗才能产生相应抗体，因为这两种方法均可以让我们的免疫系统认识这种病毒。