| 单词 | 凹面 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔concave〕A concave surface, structure, or line.凹面、凹形结构、或凹线美国传统〔concavo-convex〕Having greater curvature on the concave side than on the convex side. Used of a lens.凹凸的：凹面曲率大于凸面曲率的。用于指透镜美国传统〔concha〕Architecture The half dome over an apse.【建筑学】 弯拱凹面：教堂环形殿的半圆形弯拱凹面美国传统〔convexo-concave〕Having greater curvature on the convex side than on the concave side. Used of a lens.凸凹的：凸面比凹面曲度更大的。用来指透镜美国传统〔dish〕A depression similar to that in a shallow concave container for food.凹形，凹面：与浅的凹型盛食物的容器相似的凹处美国传统〔dish〕The front wheel may be found without dish.前轮可能没有凹面。英汉大词典〔mano〕A hand-held stone or roller for grinding corn or other grains on a metate.上磨石：手持的石头或碾子，用来碾磨凹面磨盘上的玉米或谷物美国传统〔metate〕A stone block with a shallow concave surface, used with a mano for grinding corn or other grains.凹面磨盘：有一浅凹表面的石块，与上磨石合用来碾磨谷粒或其它谷物美国传统〔reflecting telescope〕A telescope in which light from the object is gathered and focused by a concave mirror, with the resulting image magnified by the eyepiece.反射式望远镜：一种物体的光被凹面镜收集并集中的望远镜，所成图像被目镜放大美国传统〔socket〕The concave part of a joint that receives the end of a bone.窝：关节中接纳骨头末端凹面部分美国传统〔subumbrella〕The concave underside of the body of a jellyfish.下伞：水母身体下侧的凹面美国传统 |
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