radius

美 [ˈreɪdiəs]英 ['reɪdiəs]
  • n.桡骨;半径范围;半径(长度);周围
  • 网络远程用户拨号认证系统(remote authentication dial in user service);界限;辐射光线

复数:radii 复数:radiuses

radiusradius

radius

n.

2.半径范围;周围a round area that covers the distance mentioned from a central point

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