CNN news 2011-01-06 加文本

cut off切〔隔〕断, 阻碍
 
例句：Our troops cut off the enemy's retreat.
      我们的军队切断了敌人的退路。

2.But it is floods that have closed down every highway leading into the city. And get this: The regional airport was shut down on Sunday, and officials say it could be closed for weeks.

shut down完全关闭，倒闭，停止运转

例句：The shop has shut down because of lack of trade.
      那商店因生意萧条而停业。

3.Rockhampton is home to around 75,000 people, but thousands of them don’t have homes any more.

not any more不再

例句：This is not true any more.
      如今，情况不再是这样了。

4.Up the street, angry Christians chant “we want our rights” and then try to break through the police cordon to reach the church.

break through突围,突破

例句：break through obstruction
      冲破阻力