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单词 saros
释义

saros

noun

sar·​os
ˈsa(a)ˌräs
plural -es
: a lunar cycle of 6585.32 days at the end of which the centers of sun and moon return so nearly to their relative positions at the beginning that all the eclipses of the period recur approximately as before though in longitudes about 120 degrees west of the regions where they were visible in the saros immediately preceding

Word History

Etymology

Greek, from Akkadian shāru cycle of 3600 years

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更新时间:2024/9/20 16:49:05