As such, if people can afford a 2nd vehicle to get around license plate restrictions, its left many questioning whether a congestion tax will be enough to dissuade drivers.

如果人们有能力负担两辆机动车的费用，这样便突破了尾号限行的限制。照此情况来看，征收交通拥堵税是否真正能够达到劝阻驾驶司机的目的，还有待考量。

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When a red-alert for air pollution goes into effect, the emergency plan will only allow drivers to use their vehicles every other day on an odd-even license plate system.

概要：《北京市空气重污染应急预案》今天正式发布，市环保局新闻发言人方力表示，空气污染达一级红色预警时，机动车将实行单双号限行。

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For instance, New York drivers who choose a "NY: State of the Arts" plate add a few bucks to the budget of the New York State Council on the Arts.

BBC: Flags on car plates - right or wrong?