VOA慢速英语:What World Leaders Said at the UN

短语讲解：

1. President Obama called on the leaders to speak out forcefully against what he called the politics of division and violence.

call on 看望
例句：I shall pay a call on my friend tomorrow. 
我明天要去看望我的朋友。 
speak out 毫无保留地说出
例句：He has the courage to speak out what he thinks right. 
他敢于说出他认为正确的东西。 

2. Because we face a choice between the forces that would drive us apart and the hopes we hold in common.

in common 共有；同
例句：We do have a lot in common.
我们确实有很多共同之处。

3. He said the United States will do what it must to prevent Iran from having a nuclear weapon.

prevent from 阻止
例句：Pull the line taut to prevent it from knotting up. 
把线拉紧，以免打结。 

4. Palestinian Authority President Mahmoud Abbas accused Israel of letting settlers carry out "a campaign of ethnic cleansing" against his people.

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. 

5. He said the most important issue facing the world is the need to settle the conflict between Israelis and Palestinians.

need to 需要
例句：All idioms must be learned; good idioms need to be learned only once. 
所有的习惯用法都需要学习；好的习惯用法只需要学一次。