When adding the DB Engine project nature, the project classpath is updated to include this variable, which is defined by the workbench extension point in Listing 7.

当添加 DB 引擎项目性质时，项目的类路径会被更新以包含这个变量，这个变量是由清单 7 中的工作台扩展点定义的。

youdao

Derby is available as part of the Apache DB project.

Derby是作为Apache DB项目的一部分提供的。

youdao

In July 2005, Derby graduated from the incubator into the Apache DB project.

在2005年7月，Derby孵化完成，进入了Apache DB项目。

youdao

The project was carried out in 3 villages in the outskirts of Bahawalpur City (Village Dingarh and DB 80) which are the drought affected areas of Cholistan desert where 150 women have been engaged through capacity building in crafts making and focused on providing opportunities for income generation and decent livelihoods.

UNESCO: CULTURE