BBC news 2011-01-14 加文本

1.Overcrowding and flimsy construction meant that houses perched on steep slopes were no match for the torrents.

perch on在较高或较险的位置

例句：The stone buildings perch on a hill crest.
      那些石头房子坐落在山顶上。

2.The researchers say that in principle, the technique could be used to protect any farm animal from any viral disease.

in principle原则上; 基本上

例句：Her idea is sound in principle.
      从原则上来说, 她的观点是正确的。

3.A UN spokesman said the Secretary General Ban Ki-moon was deeply concerned that forces loyal to Laurent Gbagbo, who refuses to step down as president, were attacking peacekeepers.

step down退休, 辞职

例句：The manager had to step down on account of poor health.
      那位经理由于身体不好, 只能辞职不干。

4.The Press Complaints Commission's code sets out that, you know, undercover reporting, and such like in impermissible and extreme circumstances when it's clearly in the public interest where there's evidence that there's something to be uncovered.

set out安排, 组织

例句：They set out the chairs for the meeting in rows of ten.
      他们摆好会议的坐椅, 每排十把椅子。

      My plans for the firm have been set out in this document.
      我为公司制定的各项计划都写在这份文件中了。

5.The Daily Telegraph maintains its actions comply with rules on public interest reporting.

comply with服从, 遵从

例句：The factory was closed for failing to comply with government safety regulations.
      工厂由于未能遵守政府的安全条例而被关闭了。