His app got a boost on Thursday when Wired writer Steven Levy tweeted that the app was "the coolest use for iPad 2 camera I've seen to date."

当《连线》杂志的作者斯蒂文·列维周四在其推文说，该应用“是到目前为止，iPad2摄像头的最酷应用”时，该款应用的下载量出现了激增。

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In January the competitive pressure grew when the insurers gained the right to levy extra fees on their customers.

一月份，承保人从消费者那儿征收而外费用的权利得到了批准，这也增大了竞争压力。

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"When you have industrial production of this scale, you have to have a procurement system for food and water," Levy continues.

“如此规模的工业生产必须得有一个负责食物和水的采购系统，”莱维继续说。

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Although Democrats have dominated in state elections for some time, and it is only a Republican remnant that has been blocking tax increases, California voters at an earlier stage empowered this minority to hold off levy hikes when they approved Proposition 13, a constitutional amendment.

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If governments on either side were to levy countervailing import duties (as the WTO allows when an illegal subsidy persists), it could spark a disastrous trade war.

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None of this is as irrational as the run-up in technology stocks in the late 1990s, when shrewd investors like Leon Levy dared go short and ride the turmoil to profits.

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