地球是怎样运动的?

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2022新年快乐~ 关于“地轴倾斜为什么影响一日的长短”,可以参考《为啥12月“日”最长》1:18~1:49秒: https://www.bilibili.com/video/BV1Ns411R73Y?from=search&seid=14702782917462584567&spm_id_from=333.337.0.0 参考/拓展资料: 1.Earth's motion around the Sun, not as simple as I thought —Aryan Navabi 2.The helical model - our solar system is a vortex —DjSadhu 3.什么是闰年?—CGP Gery 4.闰年/儒略历/格列高利日历—百度百科 5.How Accurate Are Calendars?—Konstantin Bikos
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