IntheHistoryMuseumth的知识精选

缺词填空。   IntheHistoryMuseum,therearemanyoldthings.Quitea...
问题详情:缺词填空。   IntheHistoryMuseum,therearemanyoldthings.Quiteafewofthemareoverthousandsofyearsold.Inthesciencesection(部分),asundial(日规)isond___1__.Itwasmadetot___2___time.Asthesunmovesacross...
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