而个体是该集合的成员。
将层次结构中指定集合的成员按自然顺序或晚于自然顺序排序。
Orders the members of a specified set in a hierarchy in natural or, optionally, post-natural order.
您最好的办法是遍历集合的成员,看看有没有比赛,你在找什么。
Your best bet is to iterate over the members of the collection and see if any match what you are looking for.
It's the sum of the individuals who comprise it.
共同体,是其成员的集合。
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