Read Edit View history 拟球 nǐqiú pseudosphere Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 拟球/擬球 · nǐqiú · pseudosphere 2026/03/04 拟球 / 擬球 nǐqiú pseudosphere (math.) a surface in ordinary space of constant negative curvature 拟球具有恒定的负曲率。 noun created sense Mar 4, 2026, 02:25 AM