Presently, there are notably divergent understandings to the concept of sport, products among the theorists, whose personal views are in many kinds of books.
目前，理论界对体育产品概念的认识，分歧显著，见诸书报杂志上的观点很多。
Presently, there are notably divergent understandings to the concept of sport, products among the theorists, whose personal views are in many kinds of books.
目前，理论界对体育产品概念的认识，分歧显著，见诸书报杂志上的观点很多。
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