Postcava
n. [动](畜类的)后腔静脉
🔁 扩展释义
【医】 下腔静脉
🗣️ 情景例句
I'm thinking about it....
我正在考虑中……
What were you doing this time last year?
去年这时候你在干什么？
The apparatus thus described, however,
然而，这里所说的仪器