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rùn rì
∶阳历的平年只有365日,与回归年比较,每年相差5时48分46秒,所以每四年积成1日,加于2月成29日,这一天称为闰日,这一年称为闰年intercalary day
∶2月29日,格里戈里历的闰日,泛指任何历法的闰日leap day
闰日
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plan compilation process
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plancon
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plancontrol
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Plancoët
planct-
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planctomyces condensatus
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