yín / háng / zài / fā / fàng / cì / jí / dài / kuǎn / shí / xū / yào / zǐ / xì / píng / gū / jiè / kuǎn / rén / de / huán / kuǎn / néng / lì银行在发放次级贷款时需要仔细评估借款人的还款能力。Banks need to carefully assess borrowers' ability to repay when issuing subprime loans.