bàn / lǐ / fáng / dài / de / shí / hòu / , / yín / háng / huì / yāo / qiú / jiè / kuǎn / rén / qiān / shǔ / zhèng / shì / de / jiè / qì / 。办理房贷的时候,银行会要求借款人签署正式的借契。When processing a mortgage, the bank requires the borrower to sign a formal loan contract.