应用这个文件夹来存储用户文件和应用数据文件。

Use this directory to store user documents and application data files.

youdao

对底层数据文件应用表抽象使无缝应用SQL操作变得更加轻松。

Applying table abstraction to the underlying data file makes it easier to seamlessly apply SQL operations.

youdao

一个程序可以创建多个 XML 业务逻辑数据文件，并与多个 XSL 文件相匹配，而一个 XSL 文件可以应用于多个程序以转换它们的 XML 数据文件。

One program can create multiple XML business logic data files and match multiple XSL files, while one XSL file can be applied to multiple programs to transform their XML data files.

youdao

We transition to actually real world applications later on like a compression-- how do you take a huge amount of data ; and actually whittle it down into something more manageable; something that uses less of your disk space.

然后我们会讲生活中的应用程序,比方说压缩文件——,把大量的数据分解使其更易管理;,并占用尽量少的磁盘空间。

哈佛公开课 - 计算机科学课程节选