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

• Finally, optimality necessary and sufficient conditions for nonlinear convex semidefinite programming are proved.
  并给出了非线性半定规划的最优性必要和充分条件。
• The relationship between the epi-sum regularity condition and the strong CHIP in locally convex spaces is discussed.
  在局部凸拓扑向量空间上讨论凸集的上图和正则条件与强锥包相交性之间的关系。
• The Optimal Approximation of Matrices on Some Closed Convex Cone; relating to or resembling a cone.
  矩阵在闭凸锥上的最佳逼近（英文）与锥体有关或类似于锥形。
• A plane with a flexible face that can plane concave or convex surfaces.
  有可以刨凹面或凸面的曲面的刨子。
• The convex surfaces face toward the left.
  凸面朝左方。
• Alternative characterization of concave and convex functions which is sometimes useful.
  对于凹函数和凸函数还有一个替补的表征，有时它是有用的。
• Have analyzed and calculated the diffractive efficiency of the convex grating used in the hyper spectral imager.
  对超光谱成像仪使用的凸面光栅衍射效率进行了分析计算。
• 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。
• It was proved that, when the objective function was uniformly convex, this algorithm possessed superlinear convergence.
  证明该算法在目标函数为一致凸时具有局部超线性收敛性。
• The problem of robust stability analysis for convex polytopic uncertain discrete-time systems with multiple-state delays is investigated.
  研究了具有多重状态时滞的凸多面体不确定离散系统的鲁棒稳定性分析问题。