Refers to constant suffering.

Word decomposition

Ten magic interpretations of Buddhist language. Ten things that disturb the body and mind, hinder the right path and damage the wisdom of life. That is, accumulating demons, worrying demons, karma demons, inner demons, death demons, monty demons, good root demons, samadhi demons, good knowledge demons, and Bodhi dharma wisdom demons. Song Fan Chengda's poem "Fang Zhai Xin Bi": "Samadhi is ineffective, and the ten Rubik's Cube is in front." Jiu Nan's explanation is extremely difficult and full of difficulties. Gong Zizhen, a Qing dynasty poet, wrote in his poem "Return to Louis": "If you are wronged, you will be wronged. Sure enough, the dragon and snake are in my mouth, which makes me say that heaven is nine difficulties, and Jiu Nan is the place where I stumbled into the middle gate. "