地图和字典有什么区别？ - What is the difference between a map and a dictionary?

问题：

I know a map is a data structure that maps keys to values.我知道地图是一种将键映射到值的数据结构。 Isn't a dictionary the same?字典不一样吗？ What is the difference between a map and a dictionary ¹ ?地图和字典^{1 有}什么区别？

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_{1. I am not asking for how they are defined in language X or Y (which seems to be what generally people are asking here on SO), I want to know what is their difference in theory. 1. 我不是在问它们在语言 X 或 Y 中是如何定义的（这似乎是人们在 SO 上普遍提出的问题），我想知道它们在理论上的区别是什么。}

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解决方案：

参考一： https://en.stackoom.com/question/C6HE
参考二： https://stackoom.com/question/C6HE