Before I do that though, let me try and give you an analogy to keep this in mind of why we want to basically build these abstractions and what we need in order to have them work together.

在我们看例子之前请让我打个比方,以便你们能记住我们,为什么要建立这些抽象,以及要使它们协调工作,我们需要做些什么。

麻省理工公开课 - 计算机科学及编程导论课程节选

In fact, the United Kingdom has been an international model for preventing bank runs because the Bank of England would always lend to a bank that was in trouble in order to keep them out of the problem.

事实上,英国一直是全球,预防银行挤兑的模范,因为英格兰银行总会借款,给陷入危机的银行以确保它们脱离险境

耶鲁公开课 - 金融市场课程节选