BBC在线收听下载:乌克兰临时总理敦促俄罗斯撤军

短语讲解：

1. One person was killed and a number were wounded when hundreds of demonstrators chanting pro-Russian slogans are said to have confronted a rival rally by people opposed to the Russian military intervention in Crimea.

hundreds of 好几百，许许多多
例句：Security forces rounded up hundreds of opposition figures.
安全部队包围了几百名反对者。

2. The US navy is deploying a destroyer there in response to new information.

in response to 对…做出反应
例句：The program began partly in response to industry demand for engineers with cultural awareness.
开创这个项目的部分原因是为了回应有文化意识的工程师们的行业需求。

3. As a mystery around the disappearance of Flight 370 continues, the search for the aircraft has been expanded.

search for 搜索，搜寻
例句：Many are making it easier to search for content.
许多人正尝试使搜索变得更容易。

4. At least 69 people have been killed in an attack in northwestern Nigeria.

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

5. Security forces were not there to protect the civilians and appeared unable to stop the violence whenever it flares up.”

flare up 突然爆发; 突然大怒
例句：Cross-strait tensions still occasionally flare up.
两岸间的紧张局势时而仍会加剧。