radius 详细解释
radius
['reidiəs]
n.半径范围, 半径, 桡骨, 辐射区
n.
1. 半径; 半径距离; 半径范围[C][the S][(+of)]
There are three lakes within a radius of five miles.
周围五英里之内有三个湖泊。
2. 周围, 范围[the S][(+of)]
within the radius of one's experience
在个人经验范围之内
3. 辐射状部分; (车轮的)辐条[C]
4. 【解】桡骨[C]
5. 【动】径骨[C]
6. 【昆】径脉[C]
词形变化
名词复数: radii |
词义辨析
同义参见:
反义参见:
英英释义
名词 radius:
the length of a line segment between the center and circumference of a circle or sphere
同义词：r
a straight line from the center to the perimeter of a circle (or from the center to the surface of a sphere)
a circular region whose area is indicated by the length of its radius
the outer and slightly shorter of the two bones of the human forearm
support consisting of a radial member of a wheel joining the hub to the rim
同义词：spoke, wheel spoke
补充
radiusradius英:[ˈreidjəs] 美:[ˈrediəs]n.1.半径(距离)We are measuring the radius of the circle.我们正在测量圆的半径。2.用半径度量的圆形面积; 半径范围He has visited every shop within a radius of two miles.周围两英里以内的店铺他都去过。例句
1. Nigel has searched for work in a ten-mile radius around his home.奈杰尔一直在他家周围10英里的范围内找工作。 2. He indicated a semicircle with a radius of about thirty miles.他标示出了一个半径大约为30英里的半圆形。 3. there are plenty of local pubs within a two-mile radius.在两英里范围内有许多本地酒馆。 4. The wreckage of the plane was scattered over a radius of several miles.飞机的残骸散落在方圆数英里的地方。 5. Measure the radius of the circle.测量圆的半径。 6. a radius of 10 inches*10英寸的半径长度 7. The new museum is expected to draw people from a wide radius.新博物馆有望吸引周边大范围的民众。 8. "More than 100,000 students live within a 10-mile radius of the university. [=within 10 miles of the university]"超过10万名学生居住在大学周边10英里范围内。 9. There are three restaurants within a one-block radius of our apartment.我们公寓周边一个街区的范围内有三家餐馆。热门单词推荐
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