We banned those chemicals, and we replaced them, unknowingly, with other substances that, molecule per molecule, are a hundred times more potent as heat-trapping, greenhouse gases than carbon dioxide.
我们禁止了这些化学物 而使用了其它我们未知的物质 进行了替换, 而每一个新物质分子 都比二氧化碳 更为可能成为 传热的温室气体。