BBC news 2010-08-03 加文本

1.Russell Defreitas and Abdul Kadir were found guilty of conspiring to blow up jet fuel tanks and buildings to avenge what they saw as "US oppression of Muslims".

blow up(使)爆炸, 将…炸毁, 毁掉

例句：A chemical factory blew up in the North of England.
      英国北部的一座化工厂爆炸了。
 
      The terrorists blew up the police station.
      恐怖分子炸毁了警察局。

2.The defence argued that they were led astray by a police informant.

lead astray把...引入歧途

例句：Such ideas will lead the word’s people astray.
      这种思想只会把世界人民引入歧途。

3.Over the past few weeks, leading stock markets have been weighed down by concerns that the global economic recovery could be weakening.

weigh down使负重; 使下垂, 使下沉

例句：The fruit is so thick that it weighs down the branches.
      树上果实累累, 压得树枝都弯下来了。

      They weighed the box down with stones and dropped it into the sea.
      他们用石块压住箱子, 把它沉到海里去。
 
4.Mr Obama said this would fulfill a pledge he made shortly after taking office.

make a pledge发誓；宣誓,保证