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rotations的英文翻譯是什麼意思，詞典釋義與在線翻譯：
英英釋義
名詞 rotation:
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the act of rotating as if on an axis
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(mathematics) a transformation in which the coordinate axes are rotated by a fixed angle about the origin
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a single complete turn (axial or orbital)
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a planned recurrent sequence (of crops or personnel etc.)
