相关单词近義詞 unsecured bond 無擔保債券, debenture 信用債券臨近詞debenture, debenture interest, debenture transfer, debenture to bearer, debenture indenture, debenture redemption, debenture trust deed, debenture certificate, debenture income bond, debenture mortgage bond, debenture of hypothec bank 返回 debenture bond