Valvulae venae cavae inferioris
[医] 下腔静脉瓣
🧩 词语组成解析
[医] 瓣, 瓣膜
vena的复数
🗣️ 情景例句
But at my age,
但是，像我这般年纪，
What's so funny?
什么事那么好笑？
I tried to say something, but my mouth was full of cotton wool.
我想说点什么，但我嘴里塞满了药棉。