求翻译：如果说过去的期刊业是围绕生产和贩卖内容而存在和发展的，未来的期刊业是围绕建立、维护、拓展和变现用户关系而存在和发展的。是什么意思？

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正在翻译，请等待...

If the past periodical industry was the encompassment produces and trades the content to have and the development, the future periodical industry will be revolves the establishment, the maintenance, the development and changes the present user relations to have and the development.

If the last periodical industry is built around content production and trafficking, the existence and development, future periodical industry is built around the establishment, maintenance, development and realization exist user relations and development.

If the unacceptable periodical industry is around producing and trafficking the content and existing and developing, the future periodical industry is around establishing, maintaining, expanding and cashing user's relation and existing and developing.