1, Shu (pinyin: shù), a first-class Chinese character (commonly used). This word first appeared in Shang Dynasty.
2. "Tree" is a pictophonetic character, and the ancient shape follows the wood, with the sound of _(shù). The original intention is planting. It is extended to the floorboard of establishing, cultivating and woody plants.
3, "tree", the original meaning is planting. Shuowen: "Trees are the general name of plants." Brother Guangya: "Plant trees." Extension refers to the establishment. "Guang Yun meets rhyme": "Tree, stand also." It also extends to the floorboard of woody plants. "Guang Yun Encounters Rhyme": "Trees and Woods always have the same name.
4. Change the last stroke of "wood". The last payment of "you" has been changed. The "wood" is narrow, the "right" is wide, and the left and right are flush up and down. "Wood", the horizontal pen is above the horizontal center line. "Right" and "Zai" are narrow and "inch" is wide; The top "again" is low, and the bottom "inch" is low; "You" is located in the vertical midline, and the two strokes intersect at the center of Tian Zige; "inch", the horizontal pen is equal to the horizontal of "wood"; It is the same as the vertical height of "wood", and the last point is on the horizontal center line.