让我们拿在线银行应用程序作为实例。

Let's take an online banking application as an example.

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作为实例所有者来启动数据库管理器。

Start the database manager as the instance owner. For example.

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一个典型的场景是医疗保健，本文将用它作为实例。

A typical scenario that will be used as running example within this article is health care.

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And then it needs to have access to that, so it calls it, passing in self as the pointer to the instance.

把self作为指向这个实例的，指针传了进去，也就是，它的意思是现在。

麻省理工公开课 - 计算机科学及编程导论课程节选