What is the meaning of "Dunbi" in calligraphy?

It's not "stroke", but "stroke" in calligraphy, which means that calligraphy stops at the point of exertion.

Detailed description of the pen:

1, write off; Stop writing.

Biography of Liu Jinshu and Song Dynasty: "The extremely rich are afraid of their strength and want their wealth, which is determined by the official's assessment of the situation. "The Book of Jin Scholars Fan Hongzhi": "Those who don't sing will hold their breath with a pen and dare not be overcast. "

2, refers to the composition or calligraphy pause.

Lin Shu notes Huang Shengshu: "Take the reason, but use the sound, in which there is no fluctuation and the sound is similar, so reading is boring, so every sentence must be written with a pen." If you use a pen, it will not be smooth, so there are tricks such as patting, smashing and cursing. Jia Zhu's "On the Twelve Sections of the Book": "The pen is like a hairspring, floating in the air; The pen is like a lion, squatting on the ground. "