Cdos
(cdo 的复数) abbr. 开发总监（Chief Development Officer）；债务抵押债券（Collateralized Debt Obligation）；协作数据对象（Collaboration Data Objects）
🗣️ 情景例句
What kinds of articles have you written?
你写过一些什么样的文章？
It's earier to run down the hill than go up.
下山容易上山难。
On being introduced to somebody, a British person often shakes hands.
英国人被介绍给别人的时候常常和对方握握手。