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。
Well, if you go to five reputable stock brokers and ask them what you should do with your money,
如果你去向5位有威望的股票经纪人咨询,询问你应该如何使用你的资金,