词汇 | equinox |
释义 | equinox noun[ C ] uk /ˈek.wɪ.nɒks/ us /ˈek.wə.nɑːks/ either of the two occasions in the year when the centre of the sun is directly above the Equator, and day and night are approximately equal in length: 昼夜平分时;春分;秋分 the vernal(= spring) equinox the autumn equinox Compare equilux Astronomy albedo Andromeda Aquarius Aries asteroid galaxy Gemini geostationary geosynchronous gibbous observatory orbit orbital Orion penumbra substellar sunspot supergiant supermassive supermoon equinox | American Dictionaryequinox noun[ C ] us/ˈi·kwəˌnɑks, ˈek·wə-/ either of the two times during the year when the sun crosses the equator and day and night are of equal length, about March 21st and September 23rd Examples of equinoxequinox We suppose that rainfall and cloudiness can interfere with the equinox signal for flowering in the study areas. These are associated with horizon positions of the sun at the equinoxes and solstices. He defines the points of the orb that are called equinoxes and solstices. Significant differences between equinox and annual values are indicated by asterisks. The semi-evergreen species initiated leaf flush (bud break of vegetative bud) earlier around the spring equinox. At that point in time, the calendar year would be 139 days ahead of any observed solar event, such as the equinox. If these happened to be juxtaposed with an equinox, eclipse, or planetary conjunction, so much the better. At the time when the two poles abide at the equinox points, the two motions will intersect at a right angle. This would mean that, certainly, those collateral-adjective constructions are lexical where the adjective collocates with a single noun only (vernal equinox). We do not understand the biological significance of the equinox in this context, since days become constantly longer after the winter solstice. Before the autumnal equinox, its body is not fully mature, so it is cared for in quiet with ample food. These are, firstly, those where the adjective occurs only with a restricted set of heads - recall the extreme case of vernal equinox. The time between periastron and vernal equinox is a variable quantity, however, because orbital speed depends on orbital longitude as well as eccentricity. It has also been suggested that the ballgame is associated with different moments of the sun's apparent journey through the heavens: equinoxes and solstices. He, in addition, alluded to how the sun, in his own model, strayed from the zodiac at the equinoxes. 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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