要执行挖掘，必须先告知算法，在哪些列能找到实际的商品，在哪一列包含如何将商品组合成交易的相关信息。

To perform mining, you have to tell the algorithm in which columns it finds the actual items and which column contains the information on how to group items into transactions.

youdao

函数据调用将使流程代理程序执行一个流程，将内容服务上的资产操作和在付款服务上的金融交易组合起来。

The function call would result in the process Broker executing a process that grouped an asset manipulation on the content service with a financial transaction on the payment service.

youdao

畅游表示，该收购交易将帮助它扩大产品组合。

The acquisition will help Changyou expand its product portfolio, it said.

youdao

That's not a way that we really think about it, but I do believe that the risk level of the University's portfolio is really quite low in statistical terms -much lower than the risk level that you'd have if you had a traditional portfolio dominated by marketable securities.

这一般不是我们考虑的关键,但我相信,耶鲁投资组合的风险水平,在统计数字上是非常低的,远远低于,持有一个传统的可交易证券主导的,投资组合的beta系数

耶鲁公开课 - 金融市场课程节选