V2EX meridian

Meridian

释义 Definition

meridian(名词):子午线;经线(地理上连接南北两极、通过某地的假想线,用于测量经度和确定时区)。在较广义用法中也可指正午最高点/鼎盛时期(较少见)。

发音 Pronunciation (IPA)

/mrdin/

例句 Examples

The ship crossed the meridian at noon.
那艘船在正午穿过了那条经线。

Astronomers use the local meridian to track when a star reaches its highest point in the sky.
天文学家使用本地子午线来判断恒星何时到达天空中的最高位置。

词源 Etymology

来自拉丁语 meridianus,意为“正午的”,源自 meridies(“正午”)。因为太阳在正午时经过某地的“正南/正北方向的圈线”(天文意义上的子午圈),后来引申为地理上的经线/子午线

相关词 Related Words

文学作品 Literary Works

  • Joseph Conrad《Heart of Darkness》(《黑暗之心》):作品中有关于航行、地图与地理测量的叙述语境,常涉及经线/地理定位等词汇(含 meridian 的用法在相关航海描写中可见)。
  • Herman Melville《Moby-Dick》(《白鲸》):包含大量航海导航与测位语言,在经度、子午线等概念的讨论中会出现 meridian
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