The tropical year is the interval between two transits of the mean Sun through the mean Equinox.
回归年是平太阳两次通过平春分点的时间间隔。
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本文认为乾卦六爻爻辞所说的“六龙”各种状态是苍龙星在一个回归年中所运动的不同天象。
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理论给出在5×108a以前,地球回归年有405d,朔望月有31d,也与古生物学数据相符。
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Tropical year But to the land whereunto they desire to return, thither shall they not return.
【天】太阳年,回归年27但心中甚想归回之地,必不得归回。
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During a tropical year the sun moves from Vernal Equinox to Vernal Equinox.
在一个回归年内,太阳从春分点转回到春分点。
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The tropical year is the interval between two transits of mean Sun through mean Equinox.
回归年是平太阳两次通过平春分点的时间间隔.
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A tropical year is a measurement of time from one winter solstice to the next.
回归年是指从一年冬至到下一年冬至的时间段.
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以回归年和朔望月为基础, 推导出阴、阳历日期换算公式.
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The tropical year is a phenomenon of the precession of the equinoxes in astronomy.
太阳年是天文学里的岁差现象.
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以回归年和朔望月为基础,推导出阴、阳历日期换算公式。
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In the tropical and subtropical south, trees and other vegetation remain green all year.
南方树木常青,一派热带和亚热带风光.
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Preliminary report on the 3-year-old provenance tests of tropical acacias in China
五种热带相思三年种源试验初报
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贝碧嘉是今年首个热带风暴,于周六上午登录海南省琼海潭门镇。
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