By the year 2050, experts believe that the problems to explore the food, minerals and energy resources of the sea will have been

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问题 By the year 2050, experts believe that the problems to explore the food, minerals and energy resources of the sea will have been largely solved.

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答案到2050年,专家们相信从海洋中开发食物、矿物和能量资源的问题将得到很大程度上的解决。

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