Pneumoperitonitis
气性腹膜炎
🗣️ 情景例句
Keep smiling! things will calm down.
乐观一点，事情会平息下来的。
We went to a concert last night to hear the symphony orchestra.
我们昨晚去了一个音乐会听交响乐乐队演奏。
When did you have a meeting?
你们什么时候开的会？