You want to add a validator to an existing model element (the core unit type), but the source code is not accessible.

您想要向已存在的模型元素添加一个确认器(核心单元类型)，但是不能访问源代码。

youdao

This single, interactive web page makes all available JEST resources accessible to the user: the persistent domain model, the persistent entities, and configuration of the persistence unit.

这个交互式网页可以向用户提供所有可用的JEST资源：持久化域模型、持久化实体和持久化单元配置。

youdao

Please note that when a persistent storage unit is attached to an active instance, its data is accessible to applications just like local or ephemeral storage.

请注意，当把一个持久性存储单元附加给一个活动实例时，应用程序可以像本地或临时性存储一样访问实例的数据。

youdao