BBC在线收听下载:尼日利亚一体育馆外发生爆炸案

短语讲解：

1. The attacks are blamed on the jihadist group Boko Haram, which is against democracy and says it wants to set up a caliphate.

set up 建立; 准备;  安排
例句：They set up many branches throughout the country. 
他们在全国建立好多分公司。 

2. Military aircraft belonging to the Chadian armed forces have attacked Boko Haram positions in northeastern Nigeria for a third day.

belong to 属于; 是（某团体、国家等）的成员; 属于（某时期）; 归于
例句：I belong to no party. 
我不属于任何派别。 

3. President Obama has presented a four-trillion-dollar budget for the coming year, setting out plans to help the middle class at the cost of higher taxes on companies and on the wealthiest Americans.

at the cost of 以…为代价
例句：It will be at the cost of human liberty. 
那将以人的自由为代价。 

4. President Obama has thrown down the gauntlet to the new Republican Congress - his explicitly tight plans for extra defence spending, something his opponents want through raising taxes for roads, bridges and high-speed Internet, something they will take issue with.

throw down 扔下;  使倒下; 推翻
例句：Owing to poor working conditions, they decided to throw down their tools. 
因为恶劣的工作环境，他们决定罢工。 

5. But it's the tax rises that will prove most controversial, in particular the plan to impose a one-off levy on the overseas profits of US corporations, which could raise almost a quarter of a trillion dollars.

in particular 尤其， 特别
例句：It is held in particular esteem. 
它受到特别器重。 

6. As fighting there intensifies the separatists are reported to have carried out attacks on the key transport junction, Debaltseve, from where hundreds of civilians have been evacuated.

carry out 履行
例句：No matter what we do, we must carry out our duties. 
无论干什么工作,我们都应履行自己的职责. 

7. Croatia's left-wing government has offered around 60,000 of its poorest citizens a chance to have their debts written off.

write off 流利地写下; 损失掉; 毁掉;  结束掉
例句：We'll just have to write off the arrangement if we can't find the money for it. 
这项计划如果筹不到钱就只得取消。 

8. The scheme dubbed "fresh start" is open to people owing up to 5,000 dollars, whose bank accounts have been frozen as a result of their debts.

as a result of 由于…的结果; 起因
例句：Many facts emerged as a result of the investigation. 
调查结果,许多事实暴露出来。