Pure vowel
纯元音
A term used in phonetics referring to a vowel sound with no perceived change in quality during a syllable. Alternatively known as a monophthong, its opposite is ‘gliding vowel’ or diphthong.
语音学用来指发出一个音节时察觉不到音质变化的元音,也称作单元音,与“滑元音”或二和元音对立。