Observation of Qi-benefiting, Yin-invigorating and Blood-activating therapy on improving respiratory function in the patients of chronic obstructive pulmonary diseases who were on the acute stage是什么意思_Observation of Qi-benefiting, Yin-invigorating and Blood-activating therapy on improving respiratory function in the patients of chronic obstructive pulmonary diseases who were on the acute stage在线翻译_英语_读音_用法_例句