velar softening

例句：

1. 1.The patient's voice was soft and gentle, as if the soft palate was softening.
   病人的声音温柔而柔和，仿佛软腭正在软化。
2. 2.During sleep, the soft palate softens to allow for easier breathing.
   在睡眠时，软腭会软化，以便更容易呼吸。
3. 3.The doctor performed a soft palate softening procedure to treat the patient's speech difficulties.
   医生进行了软腭软化手术来治疗患者的言语障碍。