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由于红绿灯作用，可以看到，在主干道上形成规则的向后传播的交通波。
Because of the effect of traffic lights, the regular traffic waves in the main stem, which spread backward, will be seen.
贝尔维尤运输部交通工程经理马克·波奇说，过去，人们对交通量的增加往往有一种自动的反应：只要拓宽道路就行了。
In the past, there was often an automatic reaction to increased traffic: just widen the roads, says Mark Poch, the Bellevue Transportation Department's traffic engineering manager.
漫长的上（下）班交通费时“会给家庭带来压力，”那波里塔诺说。
A long commute "can certainly contribute to stress on a family, " says Napoletano.
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