词典收录词
radii
/'reidiai/
半径;[医] 半径, 辐射线(解)
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radii 的中文释义
- pl.
半径
[医] 半径, 辐射线(解)
radii 的英文释义
n the length of a line segment between the center and circumference of a circle or sphere
n a straight line from the center to the perimeter of a circle (or from the center to the surface of a sphere)
n a circular region whose area is indicated by the length of its radius
n the outer and slightly shorter of the two bones of the human forearm
n support consisting of a radial member of a wheel joining the hub to the rim
radii 的词形变化
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更新时间:2026-06-09 23:22:42