The blue economy is formally recognized by the United Nations as a term that aims to develop a comprehensive understanding of economic activity that takes place within or through ocean and freshwat...

中文翻译：

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旅游业与蓝色经济


蓝色经济是联合国正式认可的一个术语，旨在全面了解在海洋和淡水内部或通过海洋和淡水进行的经济活动...