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美國國旗 (Claude 版)
直角坐標平面上的旋轉變換
Fibonacci Clock
判斷球體
國旗 (Claude 版)
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優良作品3
中心对称
沈暐珊 橢圓反射
小四_小數的認識
翰林數學_2下_CH3-1_多邊形的外角和
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Triangles
Cuboid
Confidence Interval
Sequences and Series
Parametric Curves