n.改装；翻新
动词retrofit的现在分词形式.
Investing in, for instance, retrofitting buildings to make them more energy-efficient would create far more jobs. 例如，为建筑翻新投资，使建筑更有效用能，讲创造更多的工作。
Retrofitting existing buildings in the United States to be more energy-efficient is a lot harder than building green ones in China from scratch. 在美国翻新现有房屋更加高效节能，但对于中国从零开始更为容易。
