productive cough短语⁹⁰⁸⁸⁷⁺⁷ 基本例句 排痰性咳 This exudate gives rise to the productive cough of purulent yellow sputum seen with bacterial pneumonias. 渗出引起咳脓性黄痰，如细菌性肺炎。 binglixue Two groups were simultaneously treated with anti- infection accessary posture productive cough therapy. 两组患儿均经抗感染及辅助体位拍背排痰治疗。 cnki