convex

adjective

/ˈkɒnveks/

/ˈkɑːnveks/

词汇	convex
释义	convex adjective /ˈkɒnveks/ /ˈkɑːnveks/ enlarge image (of an outline or a surface外形或表面) curving out凸出的；凸面的 a convex lens/mirror凸透镜；凸镜 The surface is slightly convex.表面略凸。 opposite concave A convex lens is thicker at its centre than at its edges.凸透镜的中心比边缘厚。 A reflection in a convex mirror is smaller than the same reflection in a flat mirror.凸面镜的反射比平面镜的反射小。 Topics Colours and Shapesc2 Collocations DictionaryConvex is used with these nouns: mirror 词源late 16th cent.: from Latin convexus ‘vaulted, arched’.
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