名词
中文翻译：回旋
同义词：
['revolute', 'involute例句：1. The involute shape of the sphere is due to its rotation around its axis.（球体的回旋形状是由于它围绕其轴旋转形成的。）2. Involute gears are used in machines that require high precision and low friction.（在需要高精度和低摩擦的机器中使用回旋齿轮。）']
例句：
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1. The involute shape of the sphere is due to its rotation around its axis.
球体的回旋形状是由于它围绕其轴旋转形成的。
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2. Involute gears are used in machines that require high precision and low friction.
在需要高精度和低摩擦的机器中使用回旋齿轮。
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3. The involute surface is a curved surface that forms when the object rotates around its axis.
回旋面是当物体围绕其轴旋转时形成的曲面。