资源管理器实现了对象池，它能够获得实现持久化、安全性状态管理和事务的托管资源模式。

The resource manager implements the object pool and it gets the managed resource that implements persistence, security state management, and transaction.

youdao

资源管理器实现了对象池，它能够获得实现持久化、安全性状态管理和事务的托管资源模式。

The resource manager implements the object pool and it gets the managed resource that implements persistence, security state management, and transaction.

youdao