Wouldn't a more realistic figure be cost per mile?

有没有一种更切实的方式来计算每英里的成本？

youdao

Mr Lache reckons that autonomous cars might bring the price per mile down to 89 cents or less-below the average cost per mile for car owner ship across all 20 top American MSAs.

罗德·拉奇同时推测，无人驾驶车辆将会把每英里服务价格降至89美分甚至更少，低于美国前20的都市统计区域(MSAs)内私家车的平均驾驶成本。

youdao

Charging an electric car's battery, by most estimates, would cost only a few pennies per mile.

给电动汽车的电池充电，往最多了算，每英里也就合几个硬币。

youdao

It is the most ambitious, expensive (in cost per mile) urban highway project ever.

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Now throw in the other potential benefits like reduced energy costs, time, overall cost per mile savings, etc.

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The result was that the cost per mile for consumers on the ethanol component of their fuel was double or even triple the cost of the gasoline component.

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