nonempty finite set的用法和样例：
例句
- In two-valued predicate logic a class of special interpretations of first language with nonempty finite domains is introduced.
摘要在二值谓词逻辑中引入了一阶语言的一类特殊解释，该类解释中的解释域取为非空有限集。 - For example, every nonempty finite semigroup is periodic, and has a minimal ideal and at least one idempotent.
例如，所有非空有限半群是周期性的，并有一个极小理想和至少一个幂等元。
