- 问题详情: NovakDjokovicisaSerbianprofessionaltennisplayerwhoiscurrentlyrankedworldNo.1inmen’ssinglestennisbytheAssociationofTennisProfessionals(ATP).NovakDjokovicwasbornonMay22,1987inBelgrade,.SocialistFederalRepublicofYugoslavia.Histwoyoungerbrot...
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