10.2 Alveolar Nasal /n/
基础科学

        Producing /n/1) Place the tip of the tongue against the upper frontteeth ridge;2) Lower the soft palate so that the air can escapethrough the nose cavity;3) Vibrate the vocal folds;4) The lip position will depend upon that of adjacentvowels. For example,s......（本文共 4006 字, 1 张图）     [阅读本文] >>