并且，根据艾奥瓦州立大学的研究人员的说法，该州精炼厂生产的这类东西，是其存量不大的奶牛能够吃掉的五倍。

And, according to researchers at Iowa state University, the state's refineries already churn out more than five times as much of the stuff as its small stock of dairy cattle can eat.

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这是根据哈佛医学院、哈佛法学院以及艾奥瓦州立大学的研究人员的一项研究得出的结论，这项研究刚刚发布到网上并计划刊登在八月号的《美国医学杂志》上。

That’s according to a study by researchers at Harvard Med, Harvard Law and Ohio University just published online and scheduled for the August issue of the American Journal of Medicine.

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