Please take the word "one" as an example to explain how you understand it.

1. "One" is one of the radicals of Chinese characters. Original meaning: numerals. Great writing "One". The smallest positive integer. Often used to indicate the minimum number of people or things)

2. The original meaning is the same [1]

First, only the beginning of Tao stands in one place, making heaven and earth become everything. -"Shuo Wen"

One is the foundation of all things. -"Huainanzi Yan Quan"

Hug one and try the world. -"Lao Zi"

So a person has things to do in all directions. -"Shu Junxuan". Chuan: "The son of heaven is also."

When one person is in trouble, the seven temples are destroyed, and he dies, laughing at the world. -Han Jia translated "On Qin"

A wife cries all night, and she responds in disorder. (In June 1992, Queen Liu, the wife of Li Cunzhi, listened to the eunuch's false accusation and killed Minister Guo Chongtao. When rumors began to spread, people fell into panic. Huang Fuhui, a soldier stationed in Qinghe County, Hebei Province, colluded with his henchmen to make an insurrection, and made an order to let Zhao be the commander in chief to invade Yedu (now Anyang City, Henan Province). Xing zhou (now Xingtai City, Hebei Province) and Cangzhou Garrison successively made an insurrection. )-Song Ouyang Xiu's History of the New Five Dynasties, Biography of Lingguan, Preface

3. Another example: a territory (a place); A trace (a trace); A bowl of water is flat (doing things fairly); A punch is hitting the heart (talking about injury); A person does one thing (dare to admit it if he dares to do it, and never find trouble with others); One guest doesn't bother two masters (if you entrust one person with what you can do, you won't bother the second person); Static is better than moving (moving is better than static); Copy a hundred words in one word (one word); One side at a time (good luck); Become famous all the way (smooth career and prosperous career); A plate and a box (gift); Clear as water (there is no figure quietly); Not bad at all (not bad at all) Breathe a sigh of relief (discomfort, weak breathing)

4. The first digit of ordinal number

In the first world war, I raised my shackles and shackles. (World War I captured the important towns of Chu, Yan State and Ying State. World War I, World War I, refers to the war in 279 BC, the twentieth year of King Xiang of Chu, in which the generals of the State of Qin vainly seized the capital of Chu, Yan State and Ying State. Lift up and attack. Yan, a place name, is in Yicheng County, Hubei Province. Ying, a place name, is in jiangling county, Hubei Province. )-"Historical Records Biography of Ping Yuanjun Yuqing"

5. Another example is: one tight, two slow and three give up (referring to the official style of doing things first slow and then slow, and finally let go); One to two (after a period of twists and turns); Yipin pot (a "casserole" that mixes chicken, duck, fish and delicacies); One (the first to third place in the imperial examination in the court examination, awarded to Jinshi and); One more; Yipin (or first class; First class); Class 1, Grade 1 (the first in Grade 1)

Look here specifically.