BBC在线收听下载:科学家发现古人在指南针发明前的导航之谜

短语讲解：

1. It says that the observers were stopped on a regular supply mission near a post that had recently been abandoned because of heavy fighting in the area.

because of 因为
例句：You laugh because of this?
你因为这个笑了？

2. A row has broken out in Kenya over whether spoiled ballots should be included in the presidential vote.

break out 突然发生，爆发
例句：It appears as if a war will break out.
看来一场战争似即将爆发。

3. Correspondents say Kenyans are becoming anxious about the delay in finalising the results.

be anxious about 渴望，担忧
例句：There is no need to be anxious about his health.
没有必要担心他的健康。

4. The UN has agreed to lift temporarily the embargo on light weapons in Somalia, the world’s oldest weapons blockade.

agree to 同意
例句：Well, I think we can agree to that.
这样的话，我想我们可以接受了。

5. The US House of Representatives has passed a stop-gap bill that will keep the government operating as the White House grapples with spending cuts due to come into force automatically at the end of the month.

due to 由于
例句：His success is due to industry.
他的成功是由于勤奋。
come into force 开始生效
例句：The agreement will come into force next spring.
协定将在明年春天生效。

6. The bill approved by the Republican-controlled House is designed to ease deep cuts across the defence department that came into effect last week.

cut across 遮断；打断；与…相抵触
例句：She shouted so loudly that cut across the conversation.
她大嚷大叫,打断了这次谈话。