See also: 中原音韵

Chinese

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central plain; the Central Plain rhyme and rhythm; sound, rhyme and tone
trad. (中原音韻) 中原 音韻
simp. (中原音韵) 中原 音韵
 
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Proper noun

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中原音韻

  1. Zhongyuan Yinyun, a rime dictionary dating to the Yuan Dynasty