The National Highway Traffic Safety Administration has linked more than 50 deaths to the unexpected acceleration problems -- a safety issue Toyota has blamed on floor mats and sticky gas pedals.

VOA: standard.2010.03.26

You've got to put more pressure on one side than the other if you want to push that gas through the throttle, right? So this is where the time scale issue comes into play.

如果你想让更多的气体通过节流阀,应该使一边的压强,大于另一边，是吗？所以这就是,时间尺度发挥作用的地方。

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