求翻译：她退役后求学11年。曾在大学学习。2008年12月30日获得剑桥大学经济学博士学位。她是运动巨星获得博士第一人，改写剑桥大学800年校史是什么意思？

She retired after studying 11 years. In the University. December 30, 2008, a doctorate in economics at Cambridge University. She is a sports superstar received his doctorate, rewrite the University of Cambridge 800 years history

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After she retires studies for 11 years.Once studied in the university.On December 30, 2008 obtains Cambridge University economic doctorate.She is the movement giant star obtains doctor the first person, rewrites the Cambridge University 800 years school regulations

Study 11 years after she retired. Study at the University. December 30, 2008, PhD in economics from Cambridge University. Dr is a sports star won her first person, rewrite history of 800 years of the University of Cambridge School