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。
Sitting down on a dilapidated wooden fence near the field, we opened a couple of tins of sardines and had a picnic lunch.
我们在田边一堵东倒西歪的篱笆墙上坐下来,打开几听沙丁鱼罐头,吃了一顿野外午餐。