Objective To investigate the efficacy and safety of bronchoscopic lung volume reduction(BLVR) using one-way valves in dogs.是什么意思_Objective To investigate the efficacy and safety of bronchoscopic lung volume reduction(BLVR) using one-way valves in dogs.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句