英语语法分析

The symptoms are usually due to chronic bronchopulmonary suppuration.

通常有慢性支气管肺化脓的症状。

Metastasis of bronchopulmonary carcinoid tumors to the spleen is very rare.

转移的支气管类癌的脾脏是非常罕见。

In this paper, 20 cases of allergic bronchopulmonary aspergillosis (ABPA) were reported with review of literature.

本文报告了20例变态反应性支气管肺曲霉菌病。