Cities will charge per mile or per minute according to your exact location and the type of vehicle you're driving.

未来的城市会以车辆所处的位置和车辆的类型按里程或时间来收费。

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Because of these benefits, mobile carriers stand to generate increased revenue because they are still able to charge the same per-minute fees they ordinarily charge, even if the user is communicating over the Skype service.

FORBES: Skype Your Cellphone

We could live without the 95-cent-per-minute charge to call the horticulture advice line.

FORBES: Gardening

One of the reasons Internet use has grown so rapidly is because it is cheap - and it is cheap mainly because, in most cities around the world, there is no per-minute charge for calls to local Internet service providers.

CNN: With a Little Help From a Foe