图中不见肺泡壁，因为早期有脓肿形成。
Here, alveolar walls are no longer visible because there is early abscess formation.
给予TP后，肺泡壁充血、出血均有减轻。
After TP treatment, congestion and hemorrhage of alveoli got some improvement.
同时也要注意到肺泡壁毛细血管充血，血管内有许多红细胞。
Note also that the capillaries in the alveolar walls are congested with many red blood cells.
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