CNN news 2011-10-20 加文本

短语讲解：

1. Why one person in exchange for more than 1,000?

in exchange for交换
例句：Tom gave Helen an apple in exchange for a piece of cake.
汤姆用一个苹果与海伦换一块蛋糕。

2. The Palestinian prisoners have been held in Israel for a wide variety of offenses, so their release means a great deal to a great number of Palestinians.

a variety of各种各样的, 种种
例句：All of them arrived late for a variety of reasons.
由于种种原因,他们都来晚了。

3. Gadhafi is Libya`s former dictator. The U.S. was among several countries that helped kick him out over the summer.

kick out撵走; 解雇
例句：She worked for two years and was then kicked out because she was ill.
她干了两年, 后来因病被解雇。

4. Japan`s damaged nuclear reactors could be shut down a month ahead of schedule.

shut down完全关闭，倒闭，停止运转
例句：The factory was shut down for two months as a result of the strike.
那工厂因罢工的结果而停工了两个月。
ahead of schedule提前
例句：We finished the project ahead of schedule.
我们提前完成了这项工程。

5. The Tokyo electric power company was hoping to have the reactor shut down and sealed off by January.

seal off封锁起来
例句：Police sealed the area off where the murderer was known to be hiding.
警察把凶手藏匿的地区封锁了。

6. Eighty thousand people had to be evacuated because of this, and experts say it could take decades to clean up all of the dangerous nuclear material that seeped into the soil and the environment.

clean up打扫; 清理
例句：This room needs cleaning up.
这间房间需要打扫一下。