Studying anthropology will provide a framework to help you see what is universal to all human societies and what is variable.

学习人类学知识会给你提供一个框架，让你知道什么是普及到所有人类社会的，什么又是可变的。

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Now, what type of variable is this?

那么，这个变量的类型是什么？

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What is a global variable?

什么是全局变量？

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OK. So if we have variables, one of the questions we can ask is, what's the type of the variable.

好，如果我们有了一个变量，我们要问的问题之一就是，这个变量的类型是什么？

麻省理工公开课 - 计算机科学及编程导论课程节选

This is what's actually going to create the instance, instantiate it, create what the set of variable values are for it.

这个声明在你,创建一个实例的时候，实例化这个实例,然后给这个实例。

麻省理工公开课 - 计算机科学及编程导论课程节选

What's variable about them is that they bind to a specific antigen.

它们可变的原因是,它们需要结合不同的抗原

耶鲁公开课 - 生物医学工程探索课程节选

Time is fixed and the learning is variable, when what we need is a system that makes time variable so that the learning can be fixed.

FORBES: Clearing the Path for Learning

Besides showing that a sense of fairness has a genetic basis, this result also raises a question: why should the sense of what is fair be so variable?

ECONOMIST: Evolution

What is more, performance can be much more variable.

BBC: NHS logo