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The length of a solar day varies slightly throughout the year due to Earth's elliptical orbit and axial tilt.
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The length of a solar day varies slightly throughout the year due to Earth's elliptical orbit and axial tilt.
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Related words
solar day
Noun
Japanese Meaning
（天文学）太陽に基づいて定義される1日の周期。つまり、正午から次の正午までの経過時間で、地球の場合は平均して約24時間ですが、季節により若干変動する。
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