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[VOA慢速-农业报道] VOA慢速英语(翻译+字幕+讲解):科学家研究超级大豆来满足全球粮食需求
联合国称到2050年全世界人口将增加34%,科学家等人知道要满足这么多人的食物需求很难。最近的研究发现大豆作物和电脑能帮助解决这一问题。2014-06-12 编辑:Sunny
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2014-06-12 编辑:Sunny