You must develop the muscles of your speech organs to produce unfamiliar sounds.
所以你必须训练和发展你的发音器官(声带、舌、口、鼻腔等)的肌肉,以便发出陌生的(另外一种语言)声音。
'Then I'll come with you,' he answered.'There's always plenty to read in the waiting room!
“那我也跟你去,候诊室里总有很多东西可供阅读!”他回答。