Singly linked lists are a powerful abstraction that allow you to represent numerous types of data.

单链表是让您可以描述多种类型数据的一种有效抽象。

youdao

Instead of implementing singly linked lists as we did earlier, I recommend implementing such lists with a class LinkedList that contains a field holding either an Empty or a Cons class.

我建议执行有着linkedlist类的链表，该类包含一个有empty类或cons类的域，而不是象我们前面做的那样，单个执行链接链表。

youdao

An abbreviation for the type of immutable singly-linked lists.

不可变单向链接列表的类型的缩写词。

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