V2EX lunation

Lunation

释义 Definition

lunation(名词):朔望月;指月亮从一次新月到下一次新月的时间周期(也常泛指一次完整的月相周期),平均约 29.53 天(也可引申指“一次月相周期/一个阴历月”。)

发音 Pronunciation

/lunen/

例句 Examples

A lunation lasts about 29.5 days.
一次朔望月大约持续 29.5 天。

By counting lunations, early astronomers could align lunar calendars with seasonal changes and better anticipate eclipses.
通过计算朔望月,早期天文学家能让阴历与季节变化更一致,也更能预估日月食。

词源 Etymology

来自拉丁语 luna(“月亮”)+ 构词后缀 -ation(表示“行为、过程、结果”),经由法语/新拉丁语学术用法进入英语,字面含义是“与月亮周期相关的过程/周期”。

相关词 Related Words

文学与著作 Literary Works

  • Jean Meeus《Astronomical Algorithms》:讨论月球运动与“lunation number(朔望月编号)”等计算。
  • 《The Explanatory Supplement to the Astronomical Almanac》:在历书与天文历算语境中使用 lunation(朔望月)作为关键术语。
  • 《The Nautical Almanac / Astronomical Almanac》(航海/天文历书):用于月相与天体历表相关说明中,常见该词。
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