以前尝试解决此问题时通常都依赖于采用某种形式的数据存储区访问，如关系数据库或队列。

Previous attempts at solving this problem have generally relied on some form of access to a data store, such as a relational database or queue.

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数据词典用于捕获不同数据元素的含义和表示形式，并就此进行交流，最常用于关系数据库。

A data dictionary is used to capture and communicate the meaning and representation of various data elements, most commonly for relational databases.

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另外，对于需要以关系数据形式处理XML数据的应用程序，DB 2允许通过创建视图把xml转换为具有传统SQL数据类型的结果集。

Furthermore, for applications that need to perceive XML data as relational data, DB2 enables firms to create views that dynamically transform XML into result sets with traditional SQL data types.

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If she's got a pair of numbers and you got a pair of numbers, the new numbers are called the primed numbers and you want to write them in terms of yours.

如果她有一组系数 你也有一组系数,新的系数被称作带撇的系数,你想用自己的形式来表示它们

耶鲁公开课 - 基础物理课程节选

The claim is, I can write any vector you give me as a real scale i plus a real scale j.

也就是说,我可以把任何你给我的矢量,写成 i 和 j 的实系数线性组合的形式

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Then, in every situation where the body has an acceleration a, the location has to have this form, where this number is where it was initially, this was the initial velocity of the object.

在任何研究对象具有加速度a的情况下,它的位移就一定具有这种形式,这个系数代表了它的初位移,这个代表了它的初速度

耶鲁公开课 - 基础物理课程节选