Explanation of Chinese characters: Chinese characters. The rulers of the Liao, Jin, Yuan, and Qing dynasties each called their own characters Guozi, also called Guoshu. To distinguish it from Chinese characters. For example, the Yuan Dynasty was called Mongolian, the Qing Dynasty was called Manchu, etc. The poem "Palace in the Palace" by Zhang Yu of the Yuan Dynasty: "The head is wrapped to protect the gentle nature of the mother, and she does not dare to move out of the back door. I find paper depicting gold dragons and phoenixes, and learn to copy the national characters of the pope." "History of the Ming Dynasty·Wang Shou Biography": "﹝ Wang Shou" Youying He is keen on learning and has a good command of Chinese characters, so he is the official of Zhongshu." See "Guoshu". Word breakdown: The interpretation of the country. The country (country) is a political system with land, people, and sovereignty (in ancient times, it refers to the area where the princes were enfeoffed): country. land. National body (a. The nature of the country; b. The dignity of the country). Country name. Kingdom (referring to country). national policy. national conditions. national law. national power. national defense. National prestige. National treasure (a. national treasure; the explanation of the word ì is used to record the symbols of language: words. Chinese characters. Characters. Letters. Dictionaries. Words and sentences. Between the lines (俷) of the words. Careful consideration of words and sentences. Different forms of words, schools of calligraphy : Cao Zi. Yan Zi. Zhao Zi. The pronunciation of the word: Zhengqian.