The contenders faced off in the debate at Iowa's Drake University today.

竞争者们今天在爱荷华州的Drake大学进行了辩论。

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"It's a flavor line that's appealing across all age groups, " says MaryAnne Drake, a professor of sensory analysis and flavor chemistry at North Carolina State University. "It transcends demographics.

北卡罗莱纳州立大学（North Carolina State University）感官分析和食品风味化学专业的教授玛丽安娜•德雷克表示：“这是所有年龄段的人都喜欢的口味，轻松席卷各种人群。”

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Michael Drake is the Director of the Lunar and Planetary Laboratory at the University of Arizona.

VOA: special.2011.06.22

Fifty years ago this week, a young Cornell University scientist named Frank Drake pointed a radio telescope at a distant star, hoping to hear transmissions from an alien civilization.

VOA: standard.2010.04.16

"The Iowa caucuses are a matter of organizational strength, " said Dennis Goldford, professor of political science at Drake University.

CNN: Des Moines Register: McCain downplays role in forum

Professor Cathy Lesser Mansfield of Drake University Law School has studied default and foreclosure rates in the subprime mortgage industry.

NPR: Foreclosures May Weaken Home Prices, Spending

Drake Deming, professor at the University of Maryland, points out that Earth can be seen transiting the sun from many vantage points throughout our galaxy.

CNN: A transit of Venus, an age of wondrous science