This may help save more energy, the team writes in the journal ACS Nano.

这可能有助于节省更多的能源，该研究小组在ACS的纳米杂志上报道说。

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The result shows that the combination of two pumps with one in big size and the other one in small size could save more energy.

可发现在二台泵浦的组合时，以大小配的组合可能节省较多的能源。

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The folks in Pennsylvania have decided to focus on designing buildings that save more energy – everything from more efficient lighting and windows to heating and cooling.

宾西法利亚的研究人员决心专门设计更加节能的建筑——这一切都源自于能效更高的照明和可制热制冷的窗户。

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They say it will save more than four million dollars a year in energy costs.

VOA: special.2009.05.22

Every day, the children can learn how much electricity they have fed into the grid and how to save more energy.

BBC: Wind turbines

Randal O'Toole, a senior fellow with the CATO Institute, said it is far more cost-effective to save energy by encouraging people to drive more fuel-efficient cars than to build and operate high-speed rail.

CNN: Is the U.S. turning a corner on high-speed rail?

The energy consumption data also could help home and business owners take stock of their energy use and take actions to save money, such as putting in more energy efficient light bulbs and appliances or running washers and dryers only when electric rates are low.

FORBES: A Software Startup Helps Utilities Decode Smart Meter Data