BBC news 2011-01-01 加文本

2.cordon vt.封锁;用警戒线围住

例句：The roads were cordoned off.
      这些道路被封锁了。

      Police cordoned off the area until the bomb was defused.
      警方封锁了这个地区直到炸弹被拆除为止。

3.intervene vi.出面; 介入

例句：The President intervened personally in the crisis.
      总统亲自出面处理这场危机。

      She might have been killed if the neighbours hadn't intervened.
      要不是邻居介入，她可能会没命了。

4.accountable adj.负有责任的, 应对自己的行为做出说明的,（对自己的决定、行为）负有责任,有说明义务

例句：I am accountable to my superiors for my actions.
      我应该为自己的行为对上司负责。

5.evacuate vt.vi.撤离, 疏散

例句：They all evacuated when the enemy approached the city.
      敌人逼近这个城市时他们已撤退了。

6.whereby adv.靠那个; 凭那个; 借以

例句：Whereby shall we know her?
      我们靠什么认出她呢？

7.appreciate v.(充分)意识到，觉察，察知，注意到；懂得，体会，领会，理解

例句：I really appreciate the danger of this job.
      我真的认识到了这份工作的危险。

8.scrap vt.废弃,丢弃; 取消; 抛弃; 报废

例句：In the end, the decision to scrap the project was unanimous.
      最后，大家一致决定放弃这一项目。