The stone free rates after shock wae lithotripsy for upper, middle and lower ureteral calculi were 74.1, 100 and 75.9% respectiely.是什么意思_The stone free rates after shock wae lithotripsy for upper, middle and lower ureteral calculi were 74.1, 100 and 75.9% respectiely.在线翻译_英语_读音_用法_例句