submortgageWiktionary 原文英美构词拆解subsub-前缀mortgagemortgage词干sub-Under, beneath. · Subsidiary, secondary.词源说明From sub- + mortgage.释义名词noun1(law) A secured loan whereby a mortgagee uses his interest in a mortgage as collateral on a loan with a third party, in effect transferring or assigning the mortgage thereto.同族词相关词 1submortgagee