These days, thrifts place most of their money into boring but safe mortgages.当今储蓄银行把绝大部分资金投入到乏味但安全的住房按揭中。The view was that mortgage securities had been depressed by heavy sales by thrifts and were now attractive.这个观点认为，抵押证券曾因储蓄机构的高额销量而价格下跌，而今变得有吸引力了。