Prices have in fact fallen by 2% in nominal terms in the past ten years, and have dropped by 30% in real terms, even though the cost of generating electricity has shot up.

事实上在过去的十年里，尽管发电成本上升了很多，但是西班牙电价表面上下降了2%，而实际上则下降了30%。

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Boosting the conversion rate higher reduces the per-unit cost of generating the electricity, producing more power without requiring more space for the solar panels.

而如果电转化率提高，平均单位的发电成本就会随之降低，从而在不增加受光装置面积的情况下提高发电量。

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For winning the active power of the market competition of the future, generate directors engage in declining the cost of generating electricity, develop widely the profits space.

为了赢得未来市场竞争的主动权，发电企业老总千方百计地降低发电成本，拓宽发电企业的利润空间。

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Higgins intends to attach to the line 200 megawatts (peak output) of windmills, ostensibly generating electricity at a cost of 7 cents a kilowatt-hour, and has contracted to buy all the output of a 65-megawatt solar plant that would be an eco-loss-leader costing 25 cents per kwh.

FORBES: Lighting Las Vegas

Over the past half of a decade or so, the cost of generating electricity has plunged as the result of sluggish economic growth and a glut of dirt cheap natural gas.

FORBES: Connect

Energy expert and occasional FORBES columnist Peter Huber has noted, "Pooling supply and demand nationwide will cut the average cost of generating electricity by 30% to 50%, " thereby making feasible green dreams of more electric vehicles.

FORBES: Magazine Article