对转型期的中国而言，这既是严峻的考验与挑战，也是难得的机遇与磨练。

To China in transition, this is not only a severe test and challenge, but also a rare opportunity and training.

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“非典”的爆发和扩散，既是对我国经济的严峻考验和挑战，也是对我国主流经济学和经济学家的“霸权”地位的严峻挑战。

The breaking-out and its pervasion were not only a severe test to the economy of China but also a stern challenge to the "Overlord Position" of mainstream economics and economists in China.

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