Kevin Balke, a research engineer at the Texas A&M University Transportation Institute, says that while smart lights can be particularly beneficial for some cities, others are so jammed that only a sharp reduction in the number of cars on the road will make a meaningful difference.

德克萨斯农工大学交通研究所的研究工程师凯文·鲍克说，虽然智能交通灯对一些城市特别有帮助，但有些城市太拥挤了，只有大幅减少道路上的汽车数量才能有效改变拥堵的局面。

youdao

So I guess the first lesson here is when you make a bet with a sharp cookie (and Kevin is nothing if not razor sharp) you should define your terms carefully.

我想我们学到的第一课就是，如果你跟个很难搞的人打赌(Kevin最犀利不过了)，你应该谨慎自己的用词。

youdao

The axe has fallen on Michael Blackwood, Martyn Chalk, Robin Gibson, Craig Faulconbridge, Kevin Sharp, David Walsh, Dave Warren and Gareth Williams.

BBC: Smith starts Wrexham clear-out

Kevin Sharp made 24 in a stand of 57 with Love before becoming off-spinner Williams's third victim and Northants ran out David Bairstow and Phil Carrick as the tension increased.

BBC: Five great finals

Shane Watson, a notably poor runner, suffered a breakdown in communication with Phillip Hughes and Kevin Pietersen's sharp pick-up and return to Prior had him run out by the length of the pitch.

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