基本解釋[經(jīng)濟(jì)學(xué)]天災(zāi)債券詞組短語(yǔ)短語(yǔ)Act t of God Bond 天災(zāi)債券act of god bond更多詞組專(zhuān)業(yè)釋義經(jīng)濟(jì)學(xué)天災(zāi)債券