He said the Octagon would soon switch to a fuel cell system for heat and electricity, partly to cut energy costs at a time of a depressed rental market.

他说奥特根不久将使用燃料电池系统供热和发电，以便在楼房租赁市场低迷的情况下部分地降低能耗。

youdao

Whereas Zhang's family used to spend hours seeking, chopping and carrying firewood, the switch to alternative energy has enabled them to save the equivalent of 100 working days, he estimated.

但是张晨贵一家过去找柴，劈柴，搬运木柴的生活已经被打破了，他估计，用上再生能源所带来的生活转变让他一下子拥有了100个工作日的空闲时间。

youdao

The deal was hammered out after tense arguments between ministers who had disagreed over whether the ambitious plans to switch to more green energy were affordable.

选择更绿色的能源是否划算，这在大臣们之间有不同意见。在激烈的讨论之后，这项方案最终敲定。

youdao

... A 'green power' program regularly invites customers to pay $4 to $10 extra per month to switch to clean energy.

VOA: standard.2010.03.23

The Maldivian leader wants countries like his to embrace green technology, switch to clean energy, and show the way to those who are opposed to change.

VOA: standard.2009.11.09

Birmingham and Solihull Together is a council-funded scheme to help people switch energy suppliers and save money.

BBC: Phil and Chris Harding

Mr Huhne told MPs that the government was making it easier for consumers by cutting the time it takes to switch energy suppliers to three weeks.

BBC: Democracy Live site links

Switch to energy-saving light bulbs and smaller TVs and refrigerators, she advises.

CNN: JAPAN'S DOWNSIZING FABLE