BBC在线收听下载:国际刑警参与调查肯尼亚袭击事件

短语讲解：

1. It's likely to be a slow process as forensic experts from Britain, America, Israel, Germany and Canada search for clues to reveal the identity and nationalities of the gunmen.

search for 搜索，搜寻
例句：The unemployed will search for jobs online.
失业者可以在网上寻找工作。

2. At other high-profile institutions in Nairobi also considered potential targets, security has been stepped up but much more is needed to ensure that another large-scale attack cannot happen here.

step up 走上；（使）增加；（使）加快速度；走上前去
例句：It plans to step up its protests.
他们计划加紧他们的抗议活动。

3. At least 24 people have died in the Sudanese capital Khartoum on the third day of demonstrations against cuts in fuel subsidies.

at least 至少
例句：Read at least 30 books.
至少读30本书。

4. I believe it's all live ammunition. We have carried out more than 30 operations today.

more than 多于
例句：More than 100 people were wounded.
爆炸还造成100多人受伤。

5. Earlier police fired teargas at stone-throwing demonstrators as riots broke out in parts of the capital.

break out vt.（战争、打斗等不愉快事件）突然发生，爆发
例句：A fire break out last night.
昨天夜里发生了一起火灾。

6. It hits us at one point quite badly, we have to turn on our gas masks and we were pushed back and then the crowds sort of dispersed to different sites, there were petrol bombs and thrown at the police, couple of things are setting on fire, it's all crackdown,but certainly, the mood here was very much angry against Golden Dawn but also angry against the government because many here believed that the government has too long tolerated and even appeased the neo-Nazis.

set on fire　使燃烧
例句：A pickup truck had been set on fire.
一辆小型敞篷卡车被焚烧。