In development, changing of the etiquette system, utilizing the mechanism to change to The Book of Songs, the system of spread of The Book of Songs is not unalterable.

• 在礼典制度发展、变化的过程中，用诗机制发生了变化，《诗》的功用和影响发生了变化，传《诗》系统也不可能一成不变。