BBC在线收听下载:伊拉克总理希望美国加大打击伊斯兰国力度

短语讲解：

1. Nicholas Slatten was sentenced to life in prison for murder.

be sentenced to 被判处…
例句：Whoever commits the crime shall be sentenced to ten years in prison.
任何人犯了此罪就要被判处十年徒刑。

2. The Russian Foreign Minister, Sergei Lavrov, said the 2010 embargo was voluntary and no longer needed following last month's international framework agreement on Iran's nuclear program.

no longer 不再
例句：The hypothesis no longer belongs to the realm of science fiction.
这种设想已不是科学幻想。

3. We just saw them being brought out of the house and taken away.

take away 剥夺;拿开;减去
例句：The dustmen take away all refuse from the streets every day.
清洁工人每天把街上的所有垃圾清除。

4. Iraq's Prime Minister, Haider al-Abadi, has said he wants the United States to step up its air attacks on Islamic State militants.

step up 走上;（使）增加
例句：We must step up our vigilance.
我们一定要提高警惕。