Knowledge expansion:
The word doctor has a profound historical and cultural background in the history of China, and its meaning changes with the times.
In ancient times, doctor was an official title with strict rank and rank sequence. According to Zhou Li, the officials of vassal states were divided into three classes, namely, Shang Qing, Zhong Qing and Xia Qing.
In Xia Qing, there are two classes: doctors and scholars. Among them, the doctor is a subordinate of Qing, who is usually responsible for assisting Qing's work and occupies an important position. In different historical periods, "Doctor" has different titles and ranks, but he is always a member of the officialdom.
In addition to the title of official position, the word "doctor" can also be used as a courtesy title for other men. In ancient society, respecting the old and loving the virtuous is a common etiquette, and the word "doctor" is a way to express this respect. For example, you can address the doctor's official position as a corps commander to show respect.
In addition, "doctor" can also refer to a doctor. In the history of China, the social status of doctors was not high, but in some periods, some famous doctors were respected and worshipped by people for their superb medical skills. These doctors are sometimes called "doctors" to show respect and gratitude. In modern society, the word "doctor" is still widely used to address doctors, especially in some formal occasions or written language.
Generally speaking, "doctor" is a word with rich connotations, and its meaning is different in different historical periods. It can be used as an official title, as a courtesy title for other men, and as a doctor. In different contexts, the meaning of "doctor" may be different, but they all represent a kind of respect and recognition.
In modern society, the word "doctor" is still widely used, and its connotation is constantly enriched and evolved with the development of the times. No matter in ancient or modern times, the word "doctor" carries the meaning of respect and recognition, and its specific meaning changes with the changes of the times and context.