Ministers have promised a national road-pricing system to help ease the problem, but it is a decade away at least.
大臣们承诺通过全国性的道路收费系统来缓解这一问题，不过这至少是十年以后的事了。
Once a road-pricing system was up and running, it would also provide valuable information about demand.
一旦道路计费系统形成并使用，还将提供有价值的需求信息。
The study calls for a national system of road pricing, with the revenues used to offset cuts in fuel duty.
该研究呼吁建立一个全国性的道路收费系统，系统的收入用以抵销燃油税的削减。
The study calls for a national system of road pricing, with the revenues used to offset cuts in fuel duty.
该研究呼吁建立一个全国性的道路收费系统，系统的收入用以抵销燃油税的削减。
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