英语词汇“ephemeris time”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词

ephemeris time

释义

Noun: ephemeris time i'femuris tIm

(astronomy) a measure of time defined by Earth's orbital motion; terrestrial time is mean solar time corrected for the irregularities of the Earth's motions
- terrestrial time, TT, terrestrial dynamical time, TDT

Derived forms: ephemeris times

Type of: time unit, unit of time

Encyclopedia: Ephemeris time

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