There are several words in tiangan.

There are 22 characters for heavenly stems, and heavenly stems refer to ten heavenly stems in heavenly stems and earthly branches.

The first ten days were dry: meeting, knowing, soft omen, strong feeling, writing harmony, Tu Wei, Zhang Shang, valuing light, mystery and zhaoyang. The simplified heavenly stems are: A, B, C, D, E, Ji, Geng, Xin, Ren and Ghost, and the stems are meaningful to the branches of trees. Heavenly stems and earthly branches formed a unique calendar in China to record the year, month and day.

In the Book of Changes and the system of traditional Chinese medicine, heavenly stems correspond to many related information, such as geographical orientation, images of viscera and other things. Zi, Ugliness, Yin, Mao, Chen, Si, Wu, Wei, Shen, You, Xu and Hai are all called the twelve earthly branches, and heavenly stems and earthly branches constitutes the ancient calendar.

related notion

People who do things are like people who do things in trees. Because all the meanings of heavenly stems and earthly branches come from trees, their original meanings are also given vivid explanations.

A: Just like plants emerge from the ground, the yang is inside and the yin is outside.

B: The vegetation is nascent, with soft and curved branches and leaves.

C: Ice leaves are like the bright sun, burning with flames. Everything is burning. When you see it, it is bright.

D: Plants grow strong, just like people grow into adults.

E: Lush, symbolizing the lush and prosperous vegetation on the earth.

Himself: It is also a kind of discipline. Everything is bound and can be self-disciplined.

G: More importantly, the autumn harvest is waiting for spring.

Xin: Jin Weixin, when it's done, it will taste. If you are innovative, everything will change because of awe, and the program will be brand-new.

Ren: pregnant, everything is pregnant in the hidden place of yang.

Yes, everything is hidden, pregnant and underground, but it is budding.