This form of tracking is called contact tracing.

这种追踪方式被称为“接触者追踪”。

They need to go back and trace those people. It's called contact tracing.

人们就需要回去调查那些人。这就是所谓的接触者追踪。

" You—you don't think you've still got your Trace on you, do you, Harry? "

”你——你觉得你身上还有那个印记吗，哈利？”

Navalny's supporters say that the doctors stalled until the poison could no longer be traced.

纳瓦尔尼的支持者说，医生们一直拖延到无法追踪到毒药。

Sam, we'd like you to know that we are not tracing these calls.

山姆 我们要让你知道 我们没有追踪你的电话。

They are not registered weapons and often cannot be traced by law enforcement.

它们并非登记在册的武器，执法部门往往无法追踪。

" How did you trace it, then? "

" 那么，你怎样追查出来的呢？"

Hey guys and dolls, Trace here for DNews.

嘿，各位先生女士，我是 DNews 的 Trace。

There was no trace of the fog now.

这会儿雾已经消失得无影无踪。

Some of them have no trace of a home.

他们中有些人没有家的任何线索。

Some still showing traces of vivid colour.

有些仍能看出昔日的明艳色彩。

There's no trace of that PFAS molecule left.

没有任何 PFAS 分子留存的痕迹。

Hope they can't trace it back to you.

希望不会查到你头上。

The first known kites have been traced back to what country?

已知的最早的风筝可以追溯到哪个国家？

Could it be a trace of primitive Martian biology?

会是原始的火星生物吗？

And the change can be traced to Swedish hunting regulations.

这种变化可以在瑞典的捕猎规定中找出缘由。

Many people will leave the universe without a trace.

很多人在离世后，不留下一丝痕迹。

Among the higher animals there is no trace of them.

人首创了这些特点，而在高级动物中没有这些特点的痕迹。

In a week, there would be no trace of her.

一个星期之内就再也找不到这个地方了。

Trace the call. - If you've done anything to Lena...

追踪电话 -如果你对莉娜做了什么。