周德清 zhōngyuán yīnyùn

zhōngyuán yīnyùn proper noun Zhongyuan Yinyun; Rhymes of the Central Plain
Domain: Linguistics 语言学 , Subdomain: China , Concept: Scholar 学家
Notes: A Yuan dynasty scholar who compiled Zhongyuan Yinyun (Rhymes of the Central Plain) 中原音韵 (Norman 1988, p. 49)