If you have a special entity in your system that has a well-known name, you might want to use a named object to represent it.
如果系统中的一个实体类,有一个很清楚的名字,你可能想为它的对象起一个名字。
Through the use of a special object called the entity manager, applications can query or persist objects.
通过使用称为实体管理器的特殊对象,应用程序可以查询或保持对象。
Through the use of a special object called the entity manager, applications can query for, or persist, objects.
通过使用称为实体管理器的特殊对象,应用程序可以查询或保持对象。
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