杂志英语听力:吸毒日记(4)

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1. know sth.(sb.) well 对……很了解
They knew her very well. They had seen her grow up from childhood.
他们对她非常熟悉，因为他们是看着她从小长大的。

2. in the absence of 在没有……的情况下
In the absence of clear political will, contenders for the heavyweight reserve-currency crown will have to slug it out on their own merits.
在缺乏明确政治意志的情况下，争夺重量级外汇储备冠军的国家将不得不凭自己的实力决一雌雄。

3. go to extraordinary lengths to 不遗余力地
Salmon will go to extraordinary lengths to return to their breeding grounds, including swimming upstream and leaping waterfalls.
鲑鱼要奋力而上，越过瀑布，经过长途跋涉才能回到它们的繁殖区。