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。
Seeing a cake flying through the air, a lorry driver who was drawing up alongside the car, pulled up all of a sudden.
此时,一辆卡车正好从后边开到那辆汽车边上,司机看见一块蛋糕从天而降,紧急刹车。