mean tropical year 平回归年
a tropical year 回归年
Called A Tropical Year 叫做一个回归年
length of a tropical year 回归年长度
Year of Tropical Convection 热带对流年科学计划
·2,447,543篇论文数据,部分数据来源于NoteExpress
以上来源于: WordNet
N → another name for solar year
Tropical year, and sidereal year are two different concepts.
回归年与恒星年是不同的两个概念。
Tropical year , and sidereal year are two different concepts .
在即回归年与恒星年是不同的两个概念。
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。
They say thirty million tropical fish are disappearing every year because of a growing interest in tropical fish.
VOA: special.2010.08.10
Last year,for the first time, the World Health Organization added snakebites to its list of "neglected tropical diseases."
VOA: special.2010.01.25
Statistics from Australia's National Tidal Center show sea levels have increased by 8.6 millimeters a year off Perth and by 8.1 off the tropical Kimberley region over the past two decades.
VOA: standard.2009.11.09
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