Branches are used to represent years, months, days and hours, which are called calendar year, calendar month, calendar day and duration respectively.
Dryopteris lepidoptera 10, in turn: a, b, c, d, e, f, g, f, n, d.
There are 12 earthly branches, namely: Zi, Ugly, Yin, Mao, Chen, Si, Wu, Wei, Shen, You, Xu and Hai.
The combination of these 22 symbols constitutes a 60-period (cycle):
Jia Chubing Yin Dingmao Wu Renshen Gui You
Jia Haibing Zi Ding Chou Mao Xin Si Ren Wu Guiwei
Shen Jia Yi Youbing Xu Ding Wu Haizi ugly Geng Yin Xin Mao Renchen ghost silk
Wu Jia translated Shen Dingyou, the Reform Movement of 1898, and Ji Haigeng rewarded Ren Yin Guimao.
Chen Jia, Bess, Bing Wuding, Wu Shen, Ji You, Geng Xu, Xin Hai, Ren Zi, Gui Chou.
Jia Yin, Yi Mao, Chen Bing, Ding Si, Wu Wu and Xin You have not applied for this position, and they have all failed.
In the calendar represented by branches, the time is represented by the above 60 branch combinations.
Therefore,
Rennian refers to and only refers to Ren Shen, Renwu, Renchen, Renyin, Renzi and Renxunian.
There are no ugly, ugly, ugly, ugly, ugly, ugly, ugly, ugly, ugly, ugly, ugly, ugly years.