美元长期来看还得降, 原因是美国每年印太多的纸钱防止通货紧缩, 从而造成美元越来越不值钱了. % {0 T$ Q( B) j- r2 F % T8 a- t3 `, h2 uFed governor Ben Bernanke earned the nickname "Helicopter Ben" for saying that the U.S. Federal Reserve was prepared to drop money from helicopters in order to avoid deflation.