These three different methods of QE are conceptually distinct but operationally fungible.上述三种量化宽松的方式虽然概念不同,但在操作上可以相互替代....

fungible的音标：fungible的英式发音音标为：['fʌndʒɪbl]fungible的美式发音音标为：['fʌndʒəbəl]...

adj.可互换的，代替的n.代替物...