英音听力讲解:美国新泽西火车撞进了车站

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短语讲解：

1. A US hedge fund has been ordered to pay almost half a billion dollars to settle charges it bribed officials and a number of African countries to secure mining and investment rights.

a number of 一些;许多的
例句：The research begs a number of questions.
研究绕过了一些问题。

2. Och-Ziff operated in Democratic Republic of Congo, Chad, Niger and Guinea as well as in Lybia where it paid millions to a son of Canal Quadafei.

as well as 也，又
例句：They visited some factories, hospitals as well as the school.
他们参观了这所学校，还参观了工厂和医院。