radius是什么意思音标:英 ['reɪdɪəs]美 [ˈredɪəs]

n. 半径, 范围, 辐射光线
[电] 半径

n. the length of a pne segment between the center and circumference of a circle or sphere
n. a straight pne 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 spghtly shorter of the two bones of the human forearm

radius的用法和例句：

1.It means we're talking about a blast radius, a halfamile blast radius.

这指的是爆炸半径 800米爆炸半径

2.The deceased presents with breaks to the radius, distal ulnar and a fracture to the distal radius of the left hand.

死者的桡骨和尺骨远端骨折 左手桡骨远端也有一处骨折

3.We have it triangulated to a oneblock radius.

我们把地址三角定位在了一个街区半径内

4.That's a spiral fracture on her radius.

那是她桡骨上的螺旋形骨折

5.We've narrowed it down to a tenblock radius.

我们只能把范围控制在10个街区以内

6.American sanctions don't have a blast radius.

美国人的制裁可没设置爆炸范围

7.There are falsestart kerf marks on this radius.

在这根桡骨上有第一次留下的锯痕

8.That ship could be docked in a 25mile radius.

25英里半径内 那艘船可能停靠在任何地方

9.Our units are covering a 100mile radius.

我们的部队 遍布方圆161公里的范围

10.Harrison could be anywhere in this fivemile radius.

哈里森可能在半径八公里内的任何地方