Radius
01
半径, 半直径
the length of a straight line drawn from the center of a circle to any point on its outer boundary
语法信息
有生性状态
无生命
形态构成
简单词
可数
复数形式
radii
例子
The radius of a circle is half the length of its diameter, extending from the center to any point on the circumference.
圆的半径是直径长度的一半，从圆心延伸到圆周上的任意一点。
02
辐条, 车轮辐条
a supporting radial member of a wheel connecting the hub to the rim
例子
The bicycle's radius snapped during the ride.
自行车的辐条在骑行途中断裂了。
03
半径, 半径
a circular region defined by the distance from its center, indicated by the radius
例子
The park has a radius of 100 meters from the central fountain.
公园从中央喷泉起有100米的半径。
04
桡骨, 前臂外侧骨
the outer and slightly shorter of the two bones of the human forearm
例子
He fractured his radius during the fall.
他在摔倒时骨折了桡骨。
