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。
It is better to ask for help at the beginning rather than to wait until a busy period when everyone is rushed off their feet.
最好在开始工作时就请人帮忙,而不是等到大学都忙得不可开交的时候。