Read Edit View history 定理 dìnglǐ theorem Origin Definitions Defs Strokes Stroke Words Sentences Sents updated sense approved 定理 · dìnglǐ · theorem 2026/03/10 定理 dìnglǐ theorem theorem 勾股定理是几何学中一个非常著名的定理。 noun → noun, verb updated sense Mar 10, 2026, 08:44 PM created sense approved 定理 · dìnglǐ · theorem 2026/03/04 定理 dìnglǐ theorem theorem 勾股定理是几何学中一个非常著名的定理。 noun created sense Mar 4, 2026, 02:25 AM