Meaning of nouns:
1. Words expressing the names of people or things, such as "people, cows, water, friendship, groups, today, middle, Beijing, Confucius".
2. (Noun explanation) Terms or words with similar terms (not limited to grammatical nouns): chemical noun explanation. Explanation of new terms.
3. Words expressing concepts in the syllogism structure.
Explain in detail:
1, a term or a word similar to a term.
Du Wanxiang of Ding Ling: "To resist U.S. aggression and aid Korea, Wanxiang didn't know this new term, so the younger son of the Li family signed up for the army."
2. Grammar refers to words that represent names of people or things.
Zhang Yijing: "There must be nouns before a language, verbs after it, and auxiliary verbs after it."
Classification of nouns: 1, proper nouns.
A proper name (the first letter should be capitalized) that indicates a specific person, thing, place, group or institution. For example: China (China), Asia (Asia), Beijing (Beijing), People's Republic of China (PRC) (People's Republic of China (PRC)), Sunday, etc.
Note that every day of the week is also a proper noun. Proper nouns must use the definite article the if they contain noun phrases. Such as the Great Wall. If the surname is plural, it means that the surname is a family (plural meaning). For example: the Greens.
2. Common nouns
A name that represents someone, something, substance or abstract concept. For example: teachers, tea, reform.