Summer leaves are green because they are full of chlorophyll, the molecule that captures sunlight converts that energy into new building materials for the tree.

夏天的树叶是绿色的，因为它们富含叶绿素，这种捕捉阳光的分子可以将这些能量转化为新的树木生长材料。

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The new materials enables the battery to completely discharge the stored energy in three hours, meaning that it is ideal for laptops, but not very good for hybrid vehicles use.

新材料能使电池在三小时内完全放电，意味着非常适用于笔记本电脑。但是对混合燃料汽车来说还不够好。

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Composite hollow concrete block with bearing and energy saving is one of the satisfactory new wall materials for building energy saving.

承重节能复合混凝土空心砌块是性能良好的新型墙体材料之一。

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The risks to his recommendation and target price include weaker-than-expected new construction markets in the U.S. and China, higher-than-expected costs for raw materials and energy, and higher spending on new-product rollouts.

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The inclusion of food production also points to a broadening of the definition of green tech, which in the past referred more narrowly to technologies such as those for renewable electricity and biofuel production, electric car development and new materials and services that help consumers and businesses use energy more efficiently.

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In keeping with its commitment at our Nuclear Security Summit, India will build a new center of excellence for nuclear energy and security to help reach our goal of securing vulnerable nuclear materials in four years.

WHITEHOUSE: President Obama and Prime Minister Singh Press Availability | The White House