Using this information, SignalGuru is able to calculate the traffic-light schedule for the region and suggest the speed at which a driver should travel in order to avoid running into red lights.

利用这些信息，“信号专家”就可以计算出一个区域的交通灯时刻表，并为驾驶员建议可供参考的行驶速度，避免在交通路口遭遇红灯。

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He recovered to mount a spirited campaign, albeit with a relatively light schedule, and says he is now cured.

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As Roger Cohen and John Podhoretz have written, this allowed them to offer their writers a variety of perks that are hard to come by today, including a generous salary and a light schedule that allowed them to put a lot of time and effort into each story.

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However, she said, what also contributed to the decline was the "very light release schedule" by game makers in the early part of this year.

BBC: Video game sales drop sharply in US