首頁›Browse›U›universal setuniversal set編輯正在努力提供更完整的內容，建議 20 分鐘後再回來看看universal setuniversal set — 名詞名詞1. the set that contains all objects under consideration1.名詞釋義全集the set that contains all objects under consideration例句In this problem, the universal set is all positive integers.