许多银行因为向信用不良的客户发放次级贷款而陷入困境。

Many banks got into trouble by offering ___subprime loans to customers with poor credit scores.

许多银行在2008年金融危机中因发放次级贷款而蒙受巨大损失。

Many banks suffered huge losses during the 2008 financial crisis due to issuing ___subprime loans.