BBC在线收听下载:委内瑞拉国会选举反对党获胜

短语讲解：

1. Afghan security forces are engaged in a standoff with Taliban militants for holding a family hostage after assaulting a military base in Kandahar on Tuesday evening.

be engaged in 从事于
例句：He is engaged in scientific pursuit.
他从事科学研究。

2. The constitutional amendment that would allow president Paul Kagame to stand for a third term in 2017.

stand for 代表; 为…而奋斗
例句：You both stand for freedom.
你们俩都是自由的象征。

3. Officials from Cuba and the US have had a preliminary meeting to discuss the compensation the two former cold war enemies are seeking from each other.

each other 互相
例句：Both girls write to each other regularly now.
两个姑娘现在定期互相通信。

4. Washington is processing claims to acclaim 8 billion dollars on behalf of the American companies and citizens.

on behalf of 为了…的利益; 代表…
例句：He spoke on behalf of all the members of the faculty and staff.
他代表全体教职员工讲了话。