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Author:
宋晓燕
GeoGebra
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美國國旗 (Codex, 2026.10.06)
湖南省张毅郴数字教研工作室 logo
國旗 (Claude 版)
Nested spiral octagon
Claude 解幾何題
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圓柱
中間人
學習活動四平行線法的原理
四下_認識小數(教師版)
圓的外切圓
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Rhombus
Power Functions
Centroid or Barycenter
Vectors 3D (Three-Dimensional)
Trigonometry