Read Edit View history 余弧 yúhú complementary arc Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 余弧/餘弧 · yúhú · complementary arc 2026/03/04 余弧 / 餘弧 yúhú complementary arc complementary arc 圆上的一段弧与其对应的余弧共同构成一个完整的圆。 created sense Mar 4, 2026, 02:25 AM