An efficient bulb may lighten the load of power stations.

节能灯可减轻发电站的负荷。

《柯林斯英汉双解大词典》

It USES 90% less power than an old-type bulb and has an average life of 25,000 hours.

它比老式灯泡少消耗90%的电力，而且平均寿命达到25000小时。

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It USES 90% less power than an old-type bulb and has an average life of 25, 000 hours.

它比老式灯泡少消耗90%的电力，而且平均寿命达到25000小时。

youdao

The output from a single workout is only enough to power a light bulb or a laptop for about an hour and saves between two to six ounces of CO2.

CNN: Virtuous cycles

This is a redesigned, 60-watt-replacement LED bulb that uses less power than the 13 watts of the company's current equivalent bulb.

WSJ: The Digital Solution: The Brightest, Most Efficient Bulbs

Fifteen years from now, people will write how your light bulb contains more processing power than your first cell phone.

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