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BBC在线收听下载:奥巴马抵达哥斯达黎加参加中美洲领导人峰会

2013-05-04来源:BBC

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词汇讲解：

1. convention n.会议；全体与会者
例句：What happened at the constitutional convention?
什么事发生在制宪会议上？

2. attend vt.出席，参加
例句：He insisted that the should attend the meeting.
他坚决要求出席会议。

3. expand vt.使…变大
例句：I wanna expand it into a novel.
我想把它扩充成一部长篇小说。

4. invest vt.投资；花费
例句：You want me to invest in your t-shirt business?
你们想让我投资你们的t恤生意?

5. violence n.暴力
例句：There been any violence until now?
目前为止有过任何暴力吗?

6. recognition n.认识，识别
例句：This recognition is the foundation of web evolution research.
这一认识是万维网进化研究的基础。

7. suspect n.嫌疑犯
例句：Did you get the suspect?
你找嫌疑犯了吗？