短語詞組短語packing g credit 打包放款packing sale credit 打包出售債權(quán)packing letter of credit 包裝信用証;包裝;[金融]打包信用証;信用証advance packing credit 貨物裝船前預(yù)付款packing g letter of credit 包裝信用証 返回 packing credit