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。
its habits are his habits, its beliefs his beliefs, its impossibilities his impossibilities.
他的社团的习惯就是他的习惯,他的社团的信仰就是他的信仰,他的社团不能做的事就是他不能做的事。