1, that is, "teeth" For example, in the core monument of Dai and Yi life, men teethed in August, women teethed in July and women teethed at the age of 7'

2. Articles arranged like teeth. For example, in the book Gong Yu, teeth leather feathers, ivory also. "

3. refers to age. For example, in Book of Rites Quli, the road is wrong. ''

4, tied, second column. For example,' I dare not talk to the public' in Zuo Zhuan's Eleven Years of Hidden Gong. ''

5. Employment and storage. For example, in the Book of Rites, Wang Zhi's "lifelong" is despised. ''

6, block, touch. As Wang Anshi said in his article:'' I plan to suit my wishes, but it is also treacherous. ''