BBC在线收听下载:亲俄份子袭击乌克兰敖德萨市一警察局

短语讲解：

1. He said that the government has used aircrafts and helicopters in order to locate where these girls are, but they were not able to locate where they are.

in order to 为了…
例句：They buy patents in order to sue infringers.
他们购买专利的目的就是为了起诉专利侵权者。
be able to 能，会; 能够
例句：He will be able to take up his normal routine shortly. 
他不久就能处理日常事务。 

2. The government troops fired into the bush to protect from ambush as they drove past the main entrance of the UN compound on the northern outskirts of Bentiu city.

protect from 保护， 保卫
例句：Wild wood should be well protect from excessive hag. 
野生森林应该被保护以免过量砍伐。 

3. At least three people have been killed and more than 60 wounded in two bomb attacks on buses in the Kenyan capital Nairobi. This report by Gladish en Jarogy.

at least 至少
例句：At least that's the theory.
至少理论上是这样。