It describes the relationship between project data with Relational Model. Relational Database supplies storing and manipulating data mechanism.

并且用关系数据库来描述工程数据间的相互关系，实现数据的存储和操作。

youdao

As a second consequence, the session should not be misused as an all-purpose data store mechanism.

由以上分析得到的第二个结论就是，不要将会话误用作通用数据存储机制。

youdao

In a sense they are right: XML was devised as a data exchange mechanism free from interfering formats.

从某种意义上说他们是对的：xml被设计作为一种不受格式干扰的数据交换机制。

youdao

Now I'm putting count in double quotes, not to make it a string, but to say, this is count generically. It could be counting one by one through the integers, it could also be taking a collection of data and going through them one by one. It could be doing counting in some other mechanism.

现在我把count用双引号标起来，不是说把它命名为一个字符串，而是说，这是一个通用的计数器,它可能是每一次减1的整数,也可能是拿一个集合的数据然后,一个一个的访问它们,也可能是以某种机制来计数。

麻省理工公开课 - 计算机科学及编程导论课程节选

That is basically saying, given some collection of data, I want to have again a looping mechanism, where now my process is, walk through this, the collection one element at a time. And for that, we have a particular construct, called a FOR loop.

现在我的过程就是,通过一个个访问这个集合中,的元素的方式，来遍历这个集合,为了达到这个目的，我们有一个特定的结构，成为FOR循环。

麻省理工公开课 - 计算机科学及编程导论课程节选

Database is a data storage mechanism, which stores data logically and physically in the form of data files.

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"We want to repeat this work for larger data sets, and understand the mechanism better, before we speculate, " says Ms Dengel.

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