Airway mucus is composed of water, ions, lung secretions, serum protein transudates, and mucin glycoproteins( mucins).是什么意思_Airway mucus is composed of water, ions, lung secretions, serum protein transudates, and mucin glycoproteins( mucins).在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句