Postcava
n. [动](畜类的)后腔静脉
🔁 扩展释义
【医】 下腔静脉
🗣️ 情景例句
Come in.
请进。
Yes, this is Shen speaking.
是的，我姓沈。
Instead, I saw that they had discovered a new route.
结果却发现它们又找到一条新的路径。