Read Edit View history 有理数集 yǒulǐshùjí set of rationals Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 有理数集/有理數集 · yǒulǐshùjí · set of rationals 2026/03/04 有理数集 / 有理數集 yǒulǐshùjí set of rationals the set of rational numbers (math.) 有理数集通常用字母 Q 表示。 created sense Mar 4, 2026, 02:25 AM