双重母音 shuāngchóngmǔyīn diphthong Definitions Defs Origin Strokes Stroke Words Sentences Sents 双重母音 雙重母音 shuāngchóngmǔyīn diphthong two vowel sounds joined in one syllable to form a single sound
双重母音 雙重母音 shuāngchóngmǔyīn diphthong two vowel sounds joined in one syllable to form a single sound
