2. [Pí]: The ancient word "_".
3. [b ǐ]: Sacrifice the pig to the God of life's core monuments.
4. [b]: It is the same as the ancient "mustache".
5. Stroke order of _: left hook, horizontal hook, horizontal hook, vertical hook, left hook and vertical hook.
6. Interpretation of ancient books: Guang Yun's lipotomy and Ji Yun's lipotomy. The book _ Yin Pi. Niu Wen Bai Ye also. A bird. "Yili _ Xi Dongfang Biography Four Dou Spleen Analysis Notes" Spleen is pronounced as chicken spleen. Niubaiye also.