And if cars switch from oil to electricity, the demand for power generated from carbon-free sources will increase still further.

如果汽车由石油驱动改为电驱动的话，对于碳素燃料所产生的电能的需求将会增长许多。

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Lenovo only has until 2010 to make free use of the trusted IBM name, before having to switch to its own, less esteemed label.

联想免费使用享誉全球的IBM商标的期限为2010年，之后必须换用自己的认同度较低的商标。

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For example you can switch from a free-form flowchart to a swimlane (line of visibility) view at any time.

例如，可以随时从自由格式流程图切换为泳道图(行式视图)。

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It was announced a few months back that Star Wars: The Old Republic, in the face of dwindling player numbers, would be making the switch to free-to-play sometime this fall.

FORBES: Star Wars The Old Republic: Free to Play November 15th

Instead, many will switch to free alternatives such as Gnutella and its variants, which are less easy to scale up than Napster but are also harder to shut down and are getting easier to use.

ECONOMIST: Digital copyright

So, if you want to help the trout stream that runs through your vacation property, Macintosh recommends making the switch to phosphate-free detergent and organic lawn fertilizer.

FORBES: Magazine Article