What do these six Chinese characters refer to?

The six books of Chinese characters refer to six structural laws of Chinese characters: pictograph, signifier, pictophonetic character, knowing, transliteration and borrowing. Among them, pictographic characters, indicative characters, comprehensible characters and pictographic characters are mainly "word-making methods", while transliteration and borrowing are "word-using methods".

The word "six books" first came from Zhou Li: "Raising the son of the country by Tao is the six arts of teaching: one says five rites; Second, six music; Three shots and five shots; Four days and five days; Five words and six books; Six equals nine. " However, Zhou Li only described the term "Six Books", but did not explain it.

"Wu" and "Xin" are also. Wuyue changed his mind: he changed his mind, composed music, and agreed to accept each other, as did Kao and Lao. 6. Borrowing: Borrowers, without words, rely on sound to make excuses, as do' sequence' and' long'. Xu Shen's explanation is the first official record of Liu Shu's definition in history.