This issue is special for interpreting 2021 WHO Classification of Tumors of the Central Nervous System (fifth edition).To standardize and unify the usage oval hexagon glass jar of terminology in this special issue, this article elaborately translates simplified table of 2021 WHO Classification of Tumors of the Central Nervous System (fifth edition) into Chinese.At the beginning paragraph, winnipeg parks shrub rose this article also explains the principles of Chinese translation and propose translation for some terminologies.