| 词汇 | vernal-equinox |
| 释义 | vernal equinox noun[ Cusually singular ] uk /ˌvɜː.nəl ˈek.wɪ.nɒks/ us /ˌvɝː.nəl ˈek.wɪ.nɑːks/ the time in the spring when the sun crosses the equator, and when night and day are of equal length春分 Astronomy albedo Andromeda Aquarius Aries asteroid galactic galaxy Gemini geostationary geosynchronous nova observatory orbit orbital Orion suborbital substellar sunspot supergiant supermassive Examples of vernal equinoxvernal equinox This would mean that, certainly, those collateral-adjective constructions are lexical where the adjective collocates with a single noun only (vernalequinox). These are, firstly, those where the adjective occurs only with a restricted set of heads - recall the extreme case of vernalequinox. The time between periastron and vernalequinox is a variable quantity, however, because orbital speed depends on orbital longitude as well as eccentricity. Since the calendar uses astronomical calculation for determining the vernalequinox, it has no intrinsic error, but this makes it an observation based calendar. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. They differ by the precession of the vernalequinox in right ascension relative to the stars. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In one version of this definition, winter begins at the winter solstice and ends at the vernalequinox. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The vernalequinox point is one of the two where the ecliptic intersects the celestial equator. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. It is a solar calendar that is designed to maintain synchrony with the vernalequinox tropical year. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In the eighth century it "often" began before the vernalequinox. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Roughly every 2,150 years the sun's position at the time of the vernalequinox will have moved into a new zodiacal constellation. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Although the instant of the full moon must occur after the instant of the vernalequinox, it may occur on the same day. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. However, the vernalequinox and the full moon were not determined by astronomical observation. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The reason for this behaviour is (as explained above) that it tracks the observed vernalequinox. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. However, it is 11 minutes longer than a vernalequinox year. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The shadow always falls on the winter hemisphere, except when it crosses the equator during the vernalequinox and the autumnal equinox. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. See all examples of vernal equinox These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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