Read Edit View history 韵腹 yùnfù nucleus Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 韵腹/ 韻腹 yùnfù nucleus main vowel in a diphthong or syllable nucleus 在汉语音节“huā”中，“a”是韵腹。 Edit Delete References Add reference No references for this word.