The earlier attacks that we had here were on London and Westminster bridges.

此前，伦敦和威斯敏斯特桥均遭遇过袭击。

I see. You know, we were mentioning earlier this attack that took place at the airport.

我明白了。我们早些时候提到了发生在机场的袭击事件。

What he's probably referring to, though, is that in some earlier attacks, Scotland Yard did know the people who were involved.

他指的可能是，在此前的几起袭击中，伦敦警察局知道哪些人参与其中。

The airstrikes have been carried out in response to an earlier rocket attack by Hamas, the militant group that controls the Gaza Strip.

实施此次空袭是为了回应早些时候控制加沙地带的武装组织哈马斯发动的火箭袭击。

Gunmen had seized control of the hospital in Quetta and Baluchistan where survivors of an earlier attack on a university bus were been treated.

武装分子控制了奎塔和俾路支的医院，早先一起大学校车袭击案幸存者都在这里接受治疗。

The three officers died as they chased militants who had earlier attacked a police station with hand grenades, sniper guns and automatic weapons near Peshawar.

三名警察追赶早些时候在白沙瓦附近用手榴弹、狙击枪和自动武器袭击警察局的武装分子时身亡。