near-front vowel 央元音 central vowel 次後元音 near-backvowel 後元音 backvowel 閉前不圓唇元音 close front unrounded vowel [i] 閉前圓唇元音 close front roundedvowel [y] 閉央不圓唇元音
unrounded vowel [i] 閉前圓唇元音 close front roundedvowel [y] 閉央不圓唇元音 close central unrounded vowel [ɨ] 閉央圓唇元音 close central roundedvowel [ʉ] 閉後不圓唇元音 closeback unrounded