radius n.桡骨;半径范围;半径(长度);周围
美 [ˈreɪdiəs] 英 ['reɪdiəs]
复数:radii 复数:radiuses
同义词n.line,distance,length,area,range
英汉翻译
1.半径(长度)a straight line between the centre of a circle and any point on its outer edge; the length of this line
2.半径范围;周围a round area that covers the distance mentioned from a central point
3.桡骨the shorter bone of the two bones in the lower part of the arm between the elbow and the wrist, on the same side as the thumb