V2EX concentric

Concentric

定义 Definition

adjective 同心的;同轴的。指两个或多个圆形、球体或其他形状共享同一个中心点。

发音 Pronunciation

/knsntrk/

例句 Examples

The target board is made of concentric circles.
靶板由一组同心圆组成。

The ancient city was designed with concentric walls, each one enclosing a different social class and function.
这座古城以同心环绕的城墙为设计,每一层城墙围出不同的社会阶层和功能区域。

词源 Etymology

源自中世纪拉丁语 concentricus,由拉丁语前缀 **con-**(共同)与 centrum(中心)组合而成,字面意思是"拥有共同中心的"。该词经由法语传入英语,最早于14世纪左右在英语中出现,主要用于几何学和天文学领域。在古代天文学中,天体运行的"同心球"模型是一个重要概念。

相关词汇 Related Words

文学作品引用 Literary References

  • 但丁的《神曲》(Divine Comedy)中,天堂被描绘为由多层同心天球构成,每一层代表不同的美德与福祉,concentric 的概念贯穿其宇宙观。
  • 在亚里士多德的天文学著作中,宇宙被描述为一系列 concentric spheres(同心球体),各行星镶嵌于不同层级的透明球壳之上。
  • 托尔金的《魔戒》(The Lord of the Rings)中,米那斯提力斯城由七层同心环形城墙层层围绕,是 concentric 建筑设计的经典文学意象。
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