Peripericarditis
心包周炎
🗣️ 情景例句
Yes. Have the people arrived?
是的。客人来了吗
Our own actions are our security, not others' judgements.
我们的行为是自己的保证而不是别人的鉴定。
In Miss Gao's class there are forty-six students.
在高老师的班上有四十六个学生。