历法是推算年、月、日的时间长度和确定它们之间的关系,制定时间序列的法则。早在古代,由于生产和生活的需要,人们就期待着知道昼夜、月相和季节变化,以及更长时间的计量方法。世界各文明古国也很早就开始根据天象观测来制定历法。万年历在我国应用历史悠久,非常具有民族特色。
- Always Available Kids E-books
- Available now
- Most popular
- New eBook additions
- New kids additions
- New teen additions
- Try something different
- Lucky Day E-books
- See all
- Always Available Audiobooks
- Available now
- Most popular
- New audiobook additions
- New kids additions
- New teen additions
- Try something different
- Grab Them While You Can
- See all
- Popular Magazines
- Just Added
- Cooking & Food
- Craft Inspiration and Ideas
- Fashion
- Health & Fitness
- Home & Garden
- Kids & Teens
- News & Politics
- New Magazines
- See all