| 单词 | concave |
| 释义 | concave adjective uk/ˈkɒŋ.keɪv/us/ˈkɑːn.keɪv/curvingin: 凹的，凹面的a concavelens凹镜，凹透镜 Compare convex Geometry: properties of circles & curves
concave| American Dictionaryconcave adjective us/kɑnˈkeɪv,kɑŋ-/curvedinward: a concavelens Examplesofconcaveconcave Then the adjacent bubble surfaces would be circular arcsconcaveupward. From theCambridge English Corpus Note that, in this framework, an equal distribution of income would indeed be recommended under the unlikely conditions of people having identical,concaveutility functions. From theCambridge English Corpus Therefore, aconcavebody may be virtually cut into several convex subbodies at the stage of creating the geometry model of the body. From theCambridge English Corpus Increasing (componentwise, directionally)concaveorders are defined analogously. From theCambridge English Corpus Firstly, note that with aconcavetax schedule, the tax burden rises relatively steeply when pollution levels are low. From theCambridge English Corpus Specifically, latency of a discriminative response, like probability of generalization, falls off according to a decreasing,concave-upward function of distance between stimuli in representational space. From theCambridge English Corpus Thus, virtual extension consists of transforming the convex faces in the second and third classes intoconcavefaces by generating virtual links. From theCambridge English Corpus The specimen as preserved is slightlyconcave, owing to compression. From theCambridge English Corpus The shear elasticity of the membrane prevents folding, but may cause the formation of sharp corners andconcaveregions along the cell contour. From theCambridge English Corpus The dip below the logarithmic law usually observed in two-dimensionalconcavewall boundary layers is absent. From theCambridge English Corpus This decrease, however, is opposed by an increase in pressure due to theconcavecurvature in the axial direction. From theCambridge English Corpus This implies that the objective functional coincides with the social production function of the consumption-good sector which is nonlinear andconcave. 14. From theCambridge English Corpus How consumers respond to uncertainty depends on whether their marginal utility is convex orconcavein consumption. From theCambridge English Corpus These fragments did not correspond to the same object, both had the characteristicconcaveside facing the ground and neither one had basal supports. From theCambridge English Corpus This effect (discounting) will again tend to make the utility function for survival timeconcave. From theCambridge English Corpus These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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