Close-mid rounded back vowel半闭后圆唇元音
near-close near-back rounded vowel次闭次后圆唇元音
near-close near-front rounded vowel次闭次前圆唇元音
close-mid central rounded vowel半闭央圆唇元音
close-mid back rounded vowel半闭后圆唇元音
close-mid front rounded vowel半闭前圆唇元音
close-mid back rounded vowel o半闭后圆唇元音