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。
Many people find this sort of joke distasteful The following example of 'sick humour' will enable you to judge for yourself.
许多人认为这种笑话是低级庸俗的。下面是个“病态幽默”的实例,你可据此自己作出判断。