India's office parks and electronic cities are full of training campuses churning out the bright and ambitious citizens of a new and more meritocratic India.
印度的办公园区的电子商业城充满了培训机构，正为更加精英化治国的新印度大量培育着聪明，有抱负的公民。
But the material that's used to construct everything from Bridges and office buildings to pools, sidewalks, and skate parks is one of the world's largest contributors to greenhouse gas pollution.
但作为用来修建从桥梁、办公楼到水池、人行道乃至滑板公园都不可或缺的建筑材料，它却是世界上造成温室气体污染最大的罪魁祸首之一。
Energy and security, Can be widely used in households, factories, office buildings, property management, parks, street lamps, and other unmanned surveillance occasions.
节能安全，可广泛使用于家庭、工厂、办公楼、物业管理、公园、路灯监控等无人值守的场合。
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