复合元音 | fù hé yuán yīn | diphthong (such as putonghua ɑi, ei etc) | |
二重母音 | èr chóng mǔ yīn | diphthong | |
复合母音 | fù hé mǔ yīn | diphthong / compound vowel | |
复音形 | fù yīn xíng | diphthong / liaison | |
双元音 | shuāng yuán yīn | diphthong | |
韵腹 | yùn fù | main vowel in diphthong | |
韵头 | yùn tóu | leading vowel of diphthong |