往来账户信用透支 overdrafts on current account unsecured: 入来透支; 无抵押往来帐透支overdraft on current account: 活存透支overdraft on current account secured: 往来抵押透支unsecured account: 无担保帐项; 无担保账户overdraft account: 透支户; 透支帐户下载手机词典可随时随地查词查翻译