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
What do you do?
你现在做什么工作？
I remember the girl whose father owns a race horse.
我记得那个女孩的父亲有一匹赛马。
but Mr.Scott cannot get a telephone for his new garage, so he has just bought twelve pigeons.
但詹姆斯。斯科特先生未能为他新的汽车修理部搞到一部电话机，所以他买了只鸽子。