最初，可能有胸膜腔渗出，也可能出现纤维素性胸膜炎。

Initially, there may just be an effusion into the pleural space. There may also be a fibrinous pleuritis.

youdao

最初，可能有胸膜腔渗出，也可能出现纤维素性胸膜炎。

Initially, there may just be an effusion into the pleural space. There may also be a fibrinous pleuritis.

youdao