Objective To oberve the clinical effects of bronchoalveolar lavage(BAL) for treatment of the newborns with meconium aspiration syndrome(MAS).是什么意思_Objective To oberve the clinical effects of bronchoalveolar lavage(BAL) for treatment of the newborns with meconium aspiration syndrome(MAS).在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句