ephemeris 的定义
plural e·phe·mer·i·des [ef-uh-mer-i-deez]. /ˌɛf əˈmɛr ɪˌdiz/.
- a table showing the positions of a heavenly body on a number of dates in a regular sequence.
- an astronomical almanac containing such tables.
- Archaic. an almanac or calendar.
ephemeris 近义词
等同于 almanac
更多ephemeris例句
- In the 1790s, he calculated ephemerides, predictions about the future positions of the sun, the moon, the planets and the stars over the course of the coming year.
- Not surprisingly, with such traumatic lessons, scientists have sweated over getting the ephemerides of solar-system objects pinned down better and better.
- Dictys (the full title of whose book is Ephemeris Belli Trojani) is not only the longer but the better written of the two.
- For instance, under the entry newspaper occurs the attractive word ephemeris.
- Knowing the location of Venus in the sky, which can be ascertained from the Ephemeris, the observer can find it by day.
- Take in hand, then, the Ephemeris for the year of your birth and read this chapter with it in view.
- Possibly the Latin Ephemeris was the work of Septimius himself.