1. 半径（范围、距离、长度）
2. 周围
3. 范围
4. 辐射状部分，辐射物，辐条，辐
5. 【解】桡骨
6. 【动】径骨
7. 【昆】径脉
8. 【物】辐射线
9. 【无线电】径向射线
10. 针
11. 【纺】杼
12. 【植】射出花
13. 雷迪厄斯，拉迪乌斯，拉迪于斯（音译名）

1. =Remote authentication Dial In User Service，远程认证拨号用户服务

1. 把...修圆磨光

1. [C]半径(距离） (length of a) straight line from the centre of a circle or sphere to any point on its circumference or surface
2. [C]用半径度量的圆形面积；半径范围 circular area measured by its radius

1. the length of a line segment between the center and circumference of a circle or sphere

2. a straight line from the center to the perimeter of a circle (or from the center to the surface of a sphere)

3. a circular region whose area is indicated by the length of its radius;

   "they located it within a radius of 2 miles"
   

4. the outer and slightly shorter of the two bones of the human forearm

5. support consisting of a radial member of a wheel joining the hub to the rim

1.半径范围；半径距离
Theradius around a particular point is the distance from it in any direction.

e.g. Nigel has searched for work in a ten-mileradius around his home.
奈杰尔一直在他家周围10英里的范围内找工作。

2.半径
Theradius of a circle is the distance from its centre to its outside edge.

e.g. He indicated a semicircle with aradius of about thirty miles.
他标示出了一个半径大约为30英里的半圆形。

1. radius

1. 桡骨：(1) 骨膜(periosteum)由致密结缔组织构成的薄膜,(4)桡骨(radius)前臂中靠近拇指一侧的长骨,与尺骨

2. radius的反义词

2. 远端验证拨入用户服务：远端验证拨入用户服务(radius)基于标准,基于策略功能的安全服务. Cisco推出的企业级虚拟专用网(EVPN)全面解决方案,在可扩展的平台、安全性、服务、应用和管理五大VPN实施要素方面具有基于标准的开放式体系结构、可扩充的和端到端的网络互联能力.

3. 范围：对于这样一条由计算机产生的线条,将由三个因素决定,即深度(Amount)、范围(radius)和临界值(Threshold). 有的扫描软件,将锐度分为轻微、中等、强调等几个等级. 一般情况下,反转片可以选择稍高的锐度,照片可以选择中等锐度,

4.radius：rad.; 半径

5.radius：remote authentication dial in user service; radius协议

6.radius：remote authentication dial – in user service; 拨入用户远程认证服务，远程确认拨入用户服务协议

7.radius：remote access dial in user system; 验证调制解调器和

8.radius：remote authentication dail in user service; 拨号用户远程认证服务