口语语音语调基础课讲义
元音是一种有声音,发音时用舌头和嘴唇使口腔定形,声带震动。同时气流从咽腔和口腔不断流出,不受阻碍,也没有变狭窄,因而听不出摩擦。
Vowel: vowel is a voiced sound. The vocal cords vibrate, while the oral cavity is sampled by the tongue and lips. At the same time, the air is passing from the larynx to the mouth without obstruction.