术语:一种语言必须具备哪些特征才能被视为动态类型语言?
问题描述：
一种语言必须具备哪些特性才能被视为动态类型语言
What features must a language have for it to be considered a dynamically typed language
答
值有类型，但变量没有.
Values have types, but variables do not.