Tracing contacts for those who test positive and asking contacts to self-quarantine for 14 days.

追踪检测呈阳性人员的接触者，并要求接触者自我隔离14天。

When countries have few cases, they can follow each one, tracing contacts and isolating them.

当国家病例很少时，跟踪每一个病例、追踪并隔离接触者是能做到的。

Public Health England has started tracing her recent contacts. If necessary, they'll advise them to self-isolate.

英国公共卫生部已经开始追踪她最近的接触者。如果有必要，他们会建议这些人自我隔离。

Now this is to make sure they know exactly who is inside, in case they need to do any kind of contact tracing.

这是为了确保工作人员知道场内都有哪些观众，便于后续可能的接触病例溯源。

South Korea says that automatically tracing the contacts of fresh infections, using mobile technology, gets results in ten minutes instead of 24 hours.

韩国表示，使用移动技术自动追踪新感染病例的接触者不用24小时只需10分钟就能得到结果。

The United States announced Monday it will lift COVID travel bans on all air passengers in November if they are fully vaccinated and undergo testing and contact tracing.

美国周一宣布，将于11月解除对所有航空乘客的新冠旅行禁令，前提是乘客完全接种疫苗并接受检测和接触者追踪。

So, Joia, can you just talk in a bit more detail about what it is that you are advising Massachusetts to do in terms of contact tracing.

乔亚， 所以，你能不能更详细地谈谈你建议马萨诸塞州在接触者追踪方面做些什么。