实验结果是，第二组同学选出最佳车的几率更高些。
Volunteers in the second group were more likely to select the best car, the results showed.
布拉格的方法涉及到，把来自几个不同商品特许经销商的报价要求用传真发出去，并要他们就某一款车报出最佳底价。
Bragg's method involves faxing quote requests from several different dealerships and asking them for their best bottom-line price on a particular model.
在美国，道路最佳使用效率的理想车辆密度大约是每车道英里50辆车。
In America, the optimum density for the best use of road space is around 50 vehicles per lane-mile.
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