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。

And with those numbers then, the contact tracers -- And that's what we really redoubled the workforce and really expanded, more than doubled, to support the department of public health to do that contact tracing.

然后有了这些数字，接触者追踪器——这就是我们真正加倍工作的原因， 并且真正扩大了一倍多， 以支持公共卫生部门进行接触者追踪。