We're interested in shorting some of the AA tranche of CDOs.

我們有興趣買空債務擔保的AA份額。

Traders also started selling an even riskier product, called collateralized debt obligations, or CDOs.

交易员们也开始销售一种风险更大的产品，叫做债务抵押债券（CDOs）。

David is going to cdo a fantastc job.

David 将做一份很棒的工作。