The world economy is slowly recovering from the global economic downturn but the comeback has been shadowed by the debt crisis in Europe.

首先， 上海世博会召开的背景是，世界正在慢慢地从此轮金融危机的阴影中走出来，同时欧洲正在遭受债务危机的影响。

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The economic leaders issued a statement saying although most economies are now recovering from last year's financial crisis, the recovery remains fragile and growth over the next few quarters is likely to be uneven.

VOA: standard.2009.11.12

This year's Economic Report of the President describes the progress we have made recovering from the worst economic crisis since the Great Depression.

WHITEHOUSE: A Preview of the 2013 Economic Report of the President

While the President respects the critical role the Senate plays in the appointment process, he was no longer willing to let another month go by with key economic positions unfilled, especially at a time when our country is recovering from the worst economic crisis since the Great Depression.

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We were still very much in the early parts of recovering from the worst economic crisis since the Great Depression.

WHITEHOUSE: President Obama Holds a Press Conference