以这种方式，材料科学上的微小改变能为可再生能源创造远大前程。

In this way many tiny changes in the science of materials could generate a big future for renewable energy.

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以材料科学家徐婷为例，她正在用纳米技术制造太阳能电池，这是比石油和煤炭热能更高更环保的能源。

Take materials scientist Ting Xu. She’s using nanotechnology to craft solar cells that are more energy-efficient and eco-friendly than oil or coal.

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