Dark chocolate — but not white chocolate - may help reduce blood pressure and boost the body's ability to metabolize sugar from food, according to the results of a small study.

一项小规模研究的结果表明，黑巧克力可能有助于降低血压、促进人体对食物中的糖分的代谢能力，而白巧克力则没有这些功能。

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Their solution was a new roof: a shiny plasticized white covering that experts say is not only an energy saver but also a way to help cool the planet.

他们的救星是一种新型的屋顶：一种闪亮的白色塑型覆盖材料。 专家们说，这种新型屋顶不仅仅是一种保温材料，还能帮助我们的地球降温。

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The White House's unexpected unveiling of a tax on bank liabilities and a ban on proprietary trading did not help matters, complicating discussions at a delicate time.

白宫在此时出人意料的宣布了对银行债务征税和对自营交易的禁令并没有使事情有进展，反而在这个微妙的时刻将谈判进一步复杂化。

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I think that's when you sit back and kind of be surprised." It was a feat celebrated by Chicago White Sox fans throughout the Windy City on Thursday, but the rare accomplishment might not have taken place without the help of one of Buehrle's teammates.

VOA: standard.2009.07.24

Pictures of their senior politicians in Bullingdon Club white tie will not help that repositioning.

BBC: Martha Kearney's week

He's already gotten an earful from House Democrats who feel they've been pushed around by Speaker Gingrich and have not gotten much help from the White House.

CNN: From Charles Bierbauer

Helms was not the only target of Lugar's criticism, as the Indiana Republican accused the White House of not doing enough to help its nominee.

CNN: AllPolitics - 'Grudge' A Factor In Lugar's Attack On Helms