英音听力讲解:波士顿数千警察搜捕爆炸案嫌疑犯

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短语讲解：

1. Three people died and more than 170 were wounded in the blasts.

more than 不止
例句：We have more than a car!
我们可不止有辆车！

2. Paul Kevin Curtis from Mississippi is accused of threatening the President and the senator. He denies the charges.

accuse of 指责，控告
例句：Dpj supporters accuse him of betrayal.
民主党的支持者指责他的背叛。

3. A search and rescue effort is continuing in the American state of Texas after a huge explosion at a fertilizer plant on Wednesday night, killed up to 15 people and injured hundreds.

up to 直到；做…；在于…
例句：In 2013 growth may nudge up to 5.7%.
在2013年，可能会推动经济增长高达5.7%。

4. And also spoken to local officials to make sure they have all the support and assistance that they need from the state.

make sure 把事情弄清楚，核实或查明某事物
例句：I knew I had to make sure I was healthy.
我知道我得确定自己是健康的。