Configuration file - for organizing the loading of the source files and the testing files.

配置文件，用于组织源文件和测试文件的加载。

youdao

To identify the cause of slowly loading pages, especially when the problem is sporadic, it can be useful to add debug timing information into the generated HTML source. These timings can be for

为了确定页面加载缓慢的原因，特别是在问题零星出现的时候，在生成的 HTML 源代码中添加调试计时信息可能非常有用。

youdao

TreeModel is in charge of certain tasks, such as connecting to the data source, lazy loading, and querying from the Tree widget about items and the hierarchy of items.

TreeModel负责某些任务，比如连接到数据源、延迟加载、以及从Tree小部件查询条目和条目层次结构。

youdao