radius

/'reidiәs/

柯林斯星级

BNC频率: 7090

现代语料频率: 9413

大学英语四级大学英语六级考研英语托福雅思 GRE

中文翻译

n. 半径, 范围, 辐射光线

[电] 半径

英文解释

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

词态变化

复数形式:radii

常见例句

n a joint between the distal end of the radius and the proximal row of carpal bones

One line or radius falling perpendicularly on another; as, the catheti of a right-angled triangle, that is, the two sides that include the right angle.

That part of an elliptical or many-centered arch which has the shorter radius and immediately adjoins the impost. n

A curve, traced by a point in the radius, or radius produced, of a circle which rolls upon the concave side of a fixed circle

that is, a curve the square of whose radius vector varies inversely as the angle which the radius vector makes with a given line.

今日更新

更新时间：2025-06-27 13:21:06