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。
Struggling in a world of silence and darkness, I must have appeared to them to be simple.
在寂静无声、漆黑一片世界里挣扎,在他们看来,我一定是头脑简单了。