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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And London's Transport Authority has promoted the Oyster card, a magnetic payment system that keeps track of where people have been and when.

VOA: standard.2010.04.01

For the Clinton Administration, doing without fast-track authority will mean a tougher time in trade negotiations.

CNN: Analysis: What's Next In Fast-Track Debate

Hence Mr Clinton's attempt last year to win fast-track authority on the Republicans' terms.

ECONOMIST: A survey of world trade: Slow road to fast-track | The

Leaders there surely will want to hear what Clinton says about the chances for renewed fast-track authority.

CNN: Analysis: What's Next In Fast-Track Debate