Poisoning is a Chinese word, and its pinyin is fàngdú. One finger is wanton and poisonous; Two refers to the release of poison or poison gas; Three refers to spreading and propagating harmful remarks. Lv Qiang, a biography of an official in the later Han Dynasty, said: "The eunuchs such as Jie are kind, humble, flattering the Lord, spoiling evil, poisoning people and being jealous of loyalty."

1. wanton poisoning. "The Book of the Later Han Dynasty, Biography of Officials, Lv Qiang": "The eunuchs such as Jie are kind and humble, flatter the Lord, spoil evil people, poison people, and be jealous of loyalty." "The Biography of the Three Kingdoms, Wu Zhi and Sun Ce" was an unauthorized name of Yuan Shu, and it was decided to be rejected by the book. "Pei Songzhi quoted Jin Zhangbo's" Wu Lu ":"Cao Cao poisoned Dong Xu, and Liu Biao called it a chaotic South Jing. "

2. Put poison or poison gas.

3. It is a metaphor for spreading and propagating harmful remarks. Ba Jin's Random Thoughts on the Role of Literature: "I have the problem of reading books, and I am used to reading all kinds of books for recreation. All kinds of characters and ideas fight in my mind, and everyone poisons and disinfects each other."