Full pen and ink: pen and ink are used freely and full. Describe calligraphy and poetry.
Pen moves dragon and snake: dragon and snake jump into the pen. It describes the vigorous and free brushwork of calligraphy and is also written for the conductor.
Huang Ting: Huang Ting: The Taoist classic "Huang Ting Jing", which was written in small letters by Jin people. In the old days, there was an idiom "writing Huang Ting at the beginning is just right", and later it was compared to doing things just right.
Spring earthworm autumn snake: metaphor for poor calligraphy, bending like the trajectory of spring earthworm autumn snake.
The sword has been drawn and the bow has been drawn. It describes a tense situation and is explosive. Later, it also refers to the vigorous and magnificent calligraphy.
For example, Zuo Qiuming made a biography of the Spring and Autumn Annals, which summarized the calligraphy of the Spring and Autumn Annals into several examples and explained it in general. Later, he said that the style of this book is "to give examples, to give examples". See "Examples".