A data source could be a relational database, a file, a Web Service or even a custom data source included within a line of business application.

数据源可以是关系数据库、文件系统、Web服务，甚或一系列业务应用程序中包含的自定义数据源。

youdao

You can retrieve process activities from the repositories and combine them into custom Web service functionality while eliminating redundancy of the activities.

可以从存储库检索流程活动，并将其组合为自定义Web服务功能，并同时消除活动冗余。

youdao

If so, the current driver does not add the catch block for any custom exception thrown by the Web service.

如果有，则表明当前驱动器没有为Web服务抛出的自定义异常添加批处理块。

youdao

That's what the Web is for-custom service at low transaction costs.

FORBES: Digital rules