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radius

听听怎么读
英 [ˈreɪdiəs]
美 [ˈrediəs]
是什么意思
  • 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

    学习怎么用

    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