圆形circle; 半圆semi-circle; 方形square; 三角形triangle; 长方形rectangle; 菱形diamond; 五边形pentagon; 六边形hexagon; 七边形heptagon; 圆锥形cone; 圆柱形cylinder; 梯形trapezoid; 平行四边形parallelogram; 金字塔形pyramid; 椭圆形oval; 月牙形crescent; Z字形zigzag |
圆形circle; 半圆semi-circle; 方形square; 三角形triangle; 长方形rectangle; 菱形diamond; 五边形pentagon; 六边形hexagon; 七边形heptagon; 圆锥形cone; 圆柱形cylinder; 梯形trapezoid; 平行四边形parallelogram; 金字塔形pyramid; 椭圆形oval; 月牙形crescent; Z字形zigzag |