Read Edit View history 凸度 tūdù convexity Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 凸度 · tūdù · convexity 2026/03/04 凸度 tūdù convexity convexity 镜片的凸度决定了它的放大倍数。 created sense Mar 4, 2026, 02:25 AM