His disease was complicated by pneumonia. 他的病因肺炎并发症而变得更严重。
The girl has come down with pneumonia. 女孩已患肺炎。
A closer view of the lobar pneumonia demonstrates the distinct difference between the upper lobe and the consolidated lower lobe. 大叶性肺炎近距离观显示了肺上叶和发生实变的肺下叶之间的差别。