acute fold尖角褶皱acuteadj.严重的；敏锐的；急性的；剧烈的acute massive cerebral infarction急性大面积脑梗死acute upper respiratory infection急性上呼吸道感染acute period of cerebral apoplexy脑卒中急性期acute esophageal radiation injury食管急性放射损伤acute persisting spinal paralysis急性持续性脊髓麻痹acute lower respiratory infection急性下呼吸道感染acute emphysematous cholecystitis急性气肿性胆囊炎acute viral cholestatic hepatitis急性淤胆型肝炎acute nonsuppurative otitis media急性非化脓性中耳炎acute anterior spinal cord injury急性脊髓前部损伤

1. 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。