词典收录词四级六级考研托福雅思GRE

radius

/'reidiәs/

半径, 范围, 辐射光线；[电] 半径

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radius 的中文释义

n.
半径, 范围, 辐射光线
[电] 半径

radius 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

radius 的词形变化

复数 radii

相关单词

radii radii auriculares radii ciliares radii curvus radii fixus radii lentis radii medullares radio radical radiation radically radioactive

最新更新单词

更新时间：2026-06-09 13:54:18

tridecylene diacid tridecylene dicarboxylic acid tridecylenediacid tridecylenic acid tridecylic acid tridecylic aldehyde tridecyne tridemoma Trident trident hand