Why did the ancients call the study of characters, phonology, and ancient training "elementary school"

To read, you must first learn to read, master the shape, pronunciation, and meaning of the characters, and learn to use them. Children in the Zhou Dynasty first learned Liujia Liushu when they entered school (Liujia refers to six groups of stems and branches starting with A that are relatively simple strokes used by children to practice calligraphy. Liushu refers to things.

, pictographic, pictographic, knowing, transferred annotation, borrowing), in the Western Han Dynasty, "graphology" was called "primary school", and after the Tang and Song Dynasties, it was also called "primary school" as "graphology", which is where the name "primary school" comes from.

Elementary school, also known as traditional Chinese philology, includes philology that analyzes character shapes, phonology that studies character sounds, and exegesis that explains character meanings.

In ancient times, the study of writing, interpretation, and phonology was called primary school.

Each character has three parts: 1. glyph; 2. meaning; 3. pronunciation.

In the Han Dynasty, the difference was not very significant.

Wang Yinglin's "Jade Sea" at the end of the Song Dynasty has been divided into three types: system, exegesis and phonology.

The "Sikuquanshu" of the Qing Dynasty divided primary school books into three categories: exegesis, calligraphy and rhyme books.