The motive for the attack is unknown.

作案动机不明。

Which is exactly why he picked this place.

所以他选在这里作案。

Her killer was acting out of monstrous compulsion.

杀他的人不是出于冲动作案。

We're on record that Keating acted alone.

我们记录的是基廷单人作案。

Police say the motive for the attack remains unclear.

警方称作案动机还不清楚。

Well, at this point, we don't know if he did this by himself.

我们还不能确定枪手是否单独作案。

First they'll ask about your life before the crime.

他们会先问你在作案的生活状态。

They see the man were armed but no shots were fired.

劫匪作案时携带武器，但并没有开枪。

That fits his pattern with two of the other women.

这很符合他杀害另两个女人的作案规律。

The suspect's motive is still unclear.

嫌疑人的作案动机尚不清楚。

But beware, the busyness of La Rambla makes it a dream for pickpockets too.

但是要小心，繁忙的兰布拉大道也是扒手作案的天堂。

So, for example, criminals might run rife in a certain area.

举例来说，罪犯可能会在某个地区猖獗作案。

A gangster works in a group of people, like a network, or system.

黑帮分子结伙作案，他们就像是一个网络或系统。

A woman? Was she working alone? Did she have an accomplice?

女的？她单独作案？她有犯罪同伙吗？

Police are still investigating the motive.

警方仍在调查嫌犯的作案动机。

There's no word about a suspect or motive.

还没有公布任何关于嫌犯和作案动机的消息。

Throughout the summer, gang violence and crime spread across the capital of Port-au-Prince.

整个夏天，帮派暴力团伙和罪犯在首都太子港作案猖獗。

After a crime, suspicion naturally falls on the person who has a motive.

罪案发生后，有作案动机的人自然会受到怀疑。

As they added more victims to their tally the spree killers refined their modus operandi.

随着受害者人数的增加，杀人狂们也在改进他们的作案手法。

But many criminals have turned to Bing as a reliable tool of their own.

然而，必应也沦为了许多犯罪分子的一大作案工具。