1、
Use the vector dot product to find the obtuse angle between two diagonals of a cube.
用矢量点积求立方体的两条对角线所夹的钝角.
词典精选例句
Use the vector dot product to find the obtuse angle between two diagonals of a cube.
用矢量点积求立方体的两条对角线所夹的钝角.
词典精选例句
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