单词：tuples
(tuple 的复数) n. 元组, 重数
plural of tuple
tuples的用法和样例：
例句
- Returns the number of distinct, nonempty tuples in a set.返回集中非重复的非空元组的数目。
- It is also possible to create tuples which contain mutable objects, such as lists.也可以通过包含可变对象来创建元组，例如链表。