Caval valves
[医] 下腔静脉瓣
🧩 词语组成解析
[医] 腔静脉的
n. 阀门；真空管；瓣膜（valve的复数）
🗣️ 情景例句
I really don't like eating chocolate first thing in the morning.
我真的不太喜欢在早上把巧克力当作早点来吃。
As soon as you have drunk, you turn your back upon the spring.
忘恩负义。
He say he'll write a letter soon. He hopes we are all Well.
他说他很快会写信的。他祝我们大家身体好。