A reference is an application specific pointer to an object that usually lives in a larger context, such as a server or cluster, and is used by multiple parties.

引用是应用程序的特定指针，该指针指向通常存在于更大的上下文(如服务器或集群)中并且供多方使用的对象。

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To create multiple instances of a registered type, use the factory pattern to create an object manager that is registered with the application and then manages the multiple instances.

若要创建已注册类型的多个实例，请使用工厂模式创建一个对象管理器，该对象管理器将向应用程序注册并管理多个实例。

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When creating a multithreaded application, you should be very careful in using multiple threads to manipulate the same object.

创建多线程应用程序时，使用多线程处理同一对象一定要非常小心。

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