BBC news 2011-02-16 加文本

1.The United States government is giving $25 million this year to help political dissidents get around repression of the internet in autocratic countries.

get around绕开, 避开

例句：It may take time, but we'll get around.
      这事可能要费时间, 但我们可以回避。

2.The American Secretary of State Hillary Clinton said social networking sites, such as Twitter and Facebook, gave voice to people’s aspirations, and there was no turning back from an increasingly networked society.

give voice to表露(感情、忧虑等)

例句：The people gave voice to their distrust of the government by voting against them at the election.
      选举时人们通过投票表示他们对政府的不信任。

3.They can’t be “behind the curve”. It was a warning to Arab rulers that if they don’t bring about credible reforms fast, they might meet the same fate as the former presidents of Egypt and Tunisia.

behind the curve落后于时代或潮流

4.The Bank’s food price index has shot up by 15% in the last four months alone.

shoot up迅速成长

例句：That boy has shot up since we last saw him.
      自上次见面后, 那男孩长得很快。

      The plants are just shooting up.
      作物迅速生长。

5.The second is that he used the power of his office to get her release from police custody after she was picked up on an unrelated theft charge.

pick up捉住, 逮住

例句：He was implicated in a murder, and sooner or later they would pick him up.
      他和一宗凶杀案有牵连, 迟早他们会逮捕他的。

      He is picked up on a charge of killing a man.
      他因犯有杀人罪而被逮捕。

6.The Spanish Cycling Federation has cleared the reigning Tour de France champion, Alberto Contador, of using performance-enhancing drugs and reversed its one-year ban.

clear of无辜的

例句：You are now clear of all suspicions.
      你现在已经没有嫌疑了。