Read Edit View history 商域 shāngyù field of fractions Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 商域 · shāngyù · field of fractions 2026/03/04 商域 shāngyù field of fractions field of fractions (math.) 整数环的商域是有理数域。 created sense Mar 4, 2026, 02:25 AM