作为一种成熟的书面语系统的汉语文教材发端于殷商的甲骨文，绵延至今约3000多年。

As a kind of mature written language system, the Chinese teaching materials commenced from the Shang oracle-bone enjoying a long history of 3000 years.

youdao

作为一种成熟的书面语系统的汉语文教材发端于殷商的甲骨文，绵延至今约3000多年。

As a kind of mature written language system, the Chinese teaching materials commenced from the Shang oracle-bone enjoying a long history of 3000 years.

youdao