underlying mortgage的意思|示意

The bank's mark-to-model approach to valuing its subprime-related holdings hadbeen based on payments data from the underlying mortgage loans.

银行估量其与次级债相关的股票所用的按模型定价办法是基于第一担保抵押存款的支付数据上的。

The number of hedge funds focusing on mortgage debt ballooned along with the underlying market in 2005-06.

针对按揭贷款的对冲基金，自2005-06年以来在发行市场上的数目不断膨胀。

Then, the people who were buying these securities weren't really checking very carefully to see whether the underlying mortgage could support the loans that were made.

后来购买这些证券的人也没有真正仔细的检查按揭者是否能够还得起他们发放的贷款。