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。
I've got some personal affairs that I have to see to, but I've also got some time to visit some relatives.
我还有些个人的事得去料理一下,但我也得抽些时间去看看一些亲戚。