1. Functions for swallowing and phonation are the major concerns for patients after total pharyngolaryngectomy. 吞嚥以及发音功能是接受全咽喉切除术后患者最关心的问题。
2. Breath is a drive in singing and phonation, and good singing cant be achieved without correct control of breath. 气息是歌唱发声的动力，没有正确的气息控制就没有好的唱歌。
3. Of the 25 patients 15 of them had normal phonation after operation, 10 of them still had differently roughness of voice. 手术治疗25例，术后15例发音恢复正常，10例有不同程度声音嘶哑或发声低沉。
英英解释
n.
1. the sound made by the vibration of vocal folds modified by the resonance of the vocal tract
