英语语法分析

B: I'm afraid it's an acute gastritis.

恐怕是急性胃炎。

Gastritis may cause symptoms resembling those of peptic ulcer.

胃炎可引起类似消化性溃疡的症状。

They cause gastritis, and are also the most common cause of stomach ulcers.

这种细菌引起胃炎，也是胃溃肠最常见的病因。