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convex

英 [ˈkɒnveks]

美 [ˈkɑːnveks]

adj.  凸出的; 凸面的

TOEFLGRETEM4TEM8

BNC.16763 / COCA.23277

牛津词典

    adj.

    • 凸出的;凸面的
      curving out
      1. a convex lens/mirror
        凸透镜;凸镜

    柯林斯词典

    • ADJ-GRADED 凸起的;凸面的
      Convexis used to describe something that curves outwards in the middle.
      1. ...the large convex mirror above the fireplace.
        壁炉上方的大凸面镜

    英英释义

    adj

    • curving or bulging outward
        Synonym:bulging

      双语例句

      • Using geometric method, a rational interpolation within convex polygons is constructed and extended to include side nodes.
        构造出凸多边形上的一个新型有理插值,并将其推广到含有边节点的情况。
      • The inferior and lateral convex border of the stomach is the greater curvature.
        胃的下方及侧面凸缘是胃大弯。
      • It is useful in many branches of mathematics analysis through the research of concave and convex functions.
        对函数凹凸性的研究,在数学分析的多个分支都有用处。
      • The model solved a convex quadratic programming similar to standard support vector machine algorithm.
        更新模型是求解一个与标准支持向量机具有类似的数学形式的凸二次规划问题。
      • Because there is no abrasion between the concave and convex, the nut is reusable.
        因为凹面与凸面没有磨损,螺母可以重复使用。
      • The formula is given for? calculating? generalized directional derivative by using the directional derivative of convex functions.
        给出了用凸函数方向导数计算广义方向导数的公式。
      • That is multi-direction extreme value approximate convex hull algorithm, and is called MDEV for short.
        提出并实现了平面点集凸壳的一种新的近似算法&多方向极值法。
      • In this paper the definition of semi-linear topological space and locally convex semi-linear topological space is given.
        本文定义了半线性拓扑空间及局部凸半线性拓扑空间,研究了这些空间的性质。
      • For some special cases, the deterministic convex optimization problems are derived.
        对某些特殊的情形,我们导出了鲁棒线性最优化的确定性等价问题。
      • The convex plate consists of a cylinder and a cone.
        所述的凸台由圆柱体和圆锥体两部分组成。