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on the run奔逃, 逃跑
例句：He would tell his parents nothing about his life on the run or how he escaped from England.
有关自己的逃亡生活以及如何逃出英国的事他对父母是什么都不会讲的。
2.But a weak dollar does cost oil producers as the price of their product falls in other currencies.
does强调作用。在动词原形前加上did或do等助动词可以对动作其强调作用，加强语气。
3.Sri Lanka’s government says it’s installing adequate drainage to ward off any flooding, but the UK, the UN and others disagree.
ward off避开,避免
例句：He attacked continuously, and the opponent could hardly ward off the blows.
他连番出招，对手已经招架不住了。
4.The authorities in Amazonas claim he ordered several killings in order to get rid of his rivals while afterwards TV crews from his program would mysteriously arrive at the crime scenes before the police.
get rid of除掉, 去掉
例句：It is difficult to get rid of insects.
除掉虫子可不容易。
How to get rid of these things is a big problem.
如何清除这些东西是个大问题。