1·Then the pathogen Klebsiella pneumoniae was given to infect the lungs and the experimental model of lobular pneumonia in the mice was thus established successfully.
然后以病原体肺炎克雷伯菌攻击小鼠肺脏造成肺部感染，从而成功地建立了小鼠实验性支气管肺炎模型。