研究人员展示了一块一便士大小的“核能电池”，该电池可利用放射性同位素的衰变产生电能。
Researchers have demonstrated a penny-sized "nuclear battery" that produces energy from the decay of radioisotopes.
很多专家认为未来的电能不会来自改良后的太阳能、风能、煤炭或核能，而将来自燃料电池。
Indeed, many experts believe that the future of electricity generation will not come from further refinement of solar, wind, coal or nuclear energy, but from fuel cells.
几位参议员不解，为什么国会偏偏钟情于风车和太阳电池板，其实核能产生的温室气体也微乎其微。
Several senators have asked why Congress should favour windmills and solar panels, when nuclear power also produces few greenhouse-gas emissions.
试想一想，假如我们已经进入用核能、风能、国内天然气及太阳能推动的电池车阶段，我们与沙特阿拉伯的对话就会截然不同。
Think how different our conversations with Saudi Arabia would be if we were in the process of converting to electric cars powered by nuclear, wind, domestic natural gas and solar power?
报纸上全是讨论太阳能和核能，以燃料电池和氢能作为主要能源来转变经济方式的文章。
The newspapers were full of articles on solar power, fusion and converting the economy to run on fuel cells and hydrogen.
与美国宇航局以前选择太阳能电池板的任务不同，火星科学实验室在火星表面旅行时，将利用核能让自己更多产。
And NASA solar panels task before choose different, Mars science laboratory on the surface of Mars travel, will make more productive use of nuclear energy.
与美国宇航局以前选择太阳能电池板的任务不同，火星科学实验室在火星表面旅行时，将利用核能让自己更多产。
And NASA solar panels task before choose different, Mars science laboratory on the surface of Mars travel, will make more productive use of nuclear energy.
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