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  "dek": "中新网9月3日电 国务院新闻办公室举行“开局起步‘十五五’”系列主题新闻发布会，介绍“十五五”时期体育强国建设有关情况，并答记者问。国家体育总局局长高志丹介绍，“十五五”时期将巩固扩展“小学-初中-高中”贯通的“三大球”后备人才培养体系，让热爱体育、有运动天赋的青少年脱颖而出。",
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