radius
英 [ˈreɪdiəs] 美 [ˈrediəs]

n.

半径（距离）；用半径度量的圆形面积；半径范围；桡骨

变形

复数：radii

双语释义

n.(名词)

1. [C]半径(距离） (length of a) straight line from the centre of a circle or sphere to any point on its circumference or surface
2. [C]用半径度量的圆形面积；半径范围 circular area measured by its radius

英英释义

radius[ 'reidiəs ]

• n.
  • 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

    "they located it within a radius of 2 miles"

  • 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：spokewheel spoke

词汇搭配

用作名词 (n.)～+介词

• radius of action活动半径；有效破坏半径
• the radius of curvature曲率半径

词组短语

curvature radius曲率半径

radius compensation半径补偿；径差补偿

bending radius弯曲半径；转弯半径

radius of curvature曲率半径

curve radius曲率半径，弯曲半径

turning radius转弯半径，回转半径；旋转半径

spectral radius谱半径

throat radius n. 喉道半径

minimum radius最小半径

corner radius圆角半径；刀尖圆弧半径；拐角半径

edge radius棱角半径

outer radius n. 外半径

bend radius弯曲半径

effective radius有效半径

rolling radius滚动半径

radius vector[数]矢径；[天]向径

radius of gyration回转半径

fillet radius圆角半径；内圆角半径；齿根圆角半径；过渡圆半径

nose radius球头半径；刀尖半径

radius ratio半径比

更多收起词组短语

双语例句

用作名词(n.)

1. Nobody is allowed to enter the operation radius.
   不允许任何人进入工作半径范围以内。
2. What is the radius of this circle?
   这个圆的半径有多长?
3. We can compute the circular area with radius.
   我们能用半径计算出圆的面积。
4. The radius expands markedly at its lower end.
   桡骨下端明显扩张。
5. The police searched all the woods within a six-mile radius.
   警察搜索了在周围六英里以内的树林各处。

权威例句

A Fixed-Radius Point Count Method for Nonbreeding and Breeding Season Use
Remote Authentication Dial In User Service (RADIUS)
Multi-classifying SVM Algorithm Based on Class's Radius
Marketing analytics startups Radius and Leadspace are merging to beat out Salesforce
Exploration of drainage radius of ZWY-270/355-G gas drainage pump in Cuncaota No.2 Coal Mine
Estimation of molecular radius, free mobility, and valence using polyacylamide gel electrophoresis
Intra-articular fractures of the distal end of the radius in young adults.
Geographical Variability of the First Baroclinic Rossby Radius of Deformation
Some observations on fractures of the head of the radius with a review of one hundred cases
Clinical Study of Anatomical Locking DVR(distal volar radius) Plate inthe Treatment of Unstable Distal Radial Fractures