现在，海洋科学家们至少已开始研究这种可能性。全球人口不断扩张，海洋资源作为食品的重要性日益突出。

Now Marine scientists have at last begun to study this possibility, especially as the sea's resources loom even more important as a means of feeding an expanding world population.

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根据一组英国科学家的最新研究成果，有机食品可能并不比常规食品更健康。

According to a recent study by a team of British scientists, organic food may not be any healthier than conventional food.

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科学家们对巧克力进行了无数次研究，下定决心要证明它不可能是健康食品。

Chocolate has endured countless studies by scientists determined to prove this can't possibly be healthy.

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