"Making cities smarter is one way out, and I think this will in turn make cities greener," said Dan Hill, head of a research company.

“让城市更智能是出路之一，我认为这将反过来让城市更环保。”一家研究公司的负责人丹希尔说。

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But, along with Dan Hill, a military buddy of his, he didn't stop thinking about security weaknesses and terrorism.

但是，他和他的老战友单·希尔并没有停止对安全缺陷和反恐措施的思考。

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"No comment," says Blue Hill chef Dan Barber, who won't say another word about the evening, though he's said to have personally cooked an off-the-menu feast for the Obamas.

关于约会夜，蓝山餐厅大厨丹•巴伯只说了一句“无可奉告”，就再也不肯透露了。据称，他在约会夜亲自为奥巴马夫妇烹制了一席菜单上没有的盛宴。

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"No comment," says Blue Hill chef Dan Barber, who won't say another word about the evening, though he's said to have personally cooked an off-the-menu feast for the Obamas.

关于约会夜，蓝山餐厅大厨丹•巴伯只说了一句“无可奉告”，就再也不肯透露了。据称，他在约会夜亲自为奥巴马夫妇烹制了一席菜单上没有的盛宴。

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