Valvulitis
n. 心瓣炎\\n[医] 瓣炎; 心瓣炎
🗣️ 情景例句
It's seventy-five cents for adults and thirty cents for children under twelve.
大人75美分，12岁以下的小孩30分。
How long have you been studying English?
你学了多长时间的英语了？
Start by making a list of all the types of books that you enjoy reading in Chinese.
首先列出一个清单，把你喜欢读的各类中文书都开列出来。