It will take a few months of road testing to confirm Leonhardt's cost estimates.
VOA: standard.2010.02.23
If gas is expensive, then we can't take a road trip.
如果汽油很贵的话,我们就没法开车旅行。
The way we're going to model differentiated products is to imagine, just to take a simple example, imagine a city and this city has one long straight road through it.
我们建立差异产品模型的方法,想象一下,举个简单的例子,想象一个被一条直路贯穿的城市
take a little walk down round Portobello Road.
绕着这条大街散步。
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