基本解釋[經(jīng)濟(jì)學(xué)]無(wú)期貸款永久貸款持續(xù)貸款[管理學(xué)]永久公債永久債務(wù)詞組短語(yǔ)短語(yǔ)perpetual loan detail 無(wú)期貸款perpetual loan更多詞組專(zhuān)業(yè)釋義經(jīng)濟(jì)學(xué)無(wú)期貸款永久貸款持續(xù)貸款管理學(xué)永久公債永久債務(wù)