The Doha round cannot, because Mr Bush's fast-track negotiating authority, which prevents a trade deal being unpicked by Congress, expires in June 2007.

但是多哈回合的谈判则不能。因为布什要在2007年7月其贸易谈判权到期之前将协议交由国会讨论，就必须在今年年底之前达成协议。

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Congress approved what is called "fast track" authority to help Mr. Obama and future presidents negotiate trade agreements.

国会批准了所谓的“快车道”审批权以帮助奥巴马以及继任者谈判贸易协定。

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Without the president having fast track authority, the U.S. cannot play a role in any of these deals.

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Meanwhile, Vice President Al Gore called on Congress to give Clinton the so-called fast track authority to negotiate free trade agreements.

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However, it seems likely that Democrats are going to flex their muscles on trade issues before returning fast track authority to any president.

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