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Behind the paralysis in washington and prevarication in berlin lies a troubling thought .

在华盛顿政治瘫痪和柏林犹豫不决的背后，隐藏着一种令人不安的想法。

The longer negotiations drag on , the greater the risk of permanent prevarication .

谈判拖延的时间越久，长期推诿责任的可能性就越大。

As for iran 's nuclear programme , the president 's outstretched hand has been greeted with more prevarication in tehran .

至于伊朗的核计划，奥巴马伸出的手只是换来德黑兰更多的搪塞。