Eurasian red squirrels preferred to hoard bigger pinecones for high energy return.

由于能提供更高的能量回报，松鼠倾向于选择比较大的松塔进行贮藏。

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The most commonly used form of radar energy return mapping is the Base Reflectivity graph.

最常用的雷达能量回程测绘形式是基本反射率图。

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Energy Return Wheel is made out of carbon fiber and kevlar components that decrease the weight and increae the overall strength.

能源循环车轮由碳纤维-芳纶复合材料制成，从而减轻重量，增强整体强度。

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Mallory believed that was the only way they would have the energy and speed to climb the last three hundred meters to the top and return safely.

VOA: special.2010.06.30

North Korea has said punitive U.N.action would bring about the collapse of the Chinese-sponsored six-party talks, in which North Korea agreed in principle two year ago to scrap its nuclear program in return for energy aid and diplomatic benefits.

VOA: standard.2009.03.25

BriTek recently unveiled its amazing new Energy Return Wheel, which is an airless bike tire that can never go flat.

ENGADGET: Inhabitat's Week in Green: Dyson Spheres, bladeless wind turbines and airless bike tires

To the extent that this equation (energy return on energy invested, or EROI) is deteriorating, that must surely have an effect on economic growth.

ECONOMIST: The economic impact of high oil prices

Oscar Pistorius' existence now forces us to explicitly accept that reality -- now we see his carbon fiber legs, and even though we know they have inferior energy return to biological legs, their presence challenges us.

CNN: Why Oscar Pistorius deserves to run