ML语言是一种实验性的函数程序设计语言。
Language ML is an experimental functional programming language.
函数式编程模式：一种程序设计模式，主要特征为大多数函数都是纯函数。
A style of program design in which the majority of functions are pure.
构造函数和析构函数是面向对象程序设计中的难点。
The construction function and the destruction function are difficult parts in object-oriented programming design.
构造函数和析构函数是面向对象程序设计中的难点。
The construction function and the destruction function are difficult parts in object-oriented programming design.
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