Cava
[医] 腔, [空]洞, 腔静脉
🏥 医学释义
①腔，洞， ②腔静脉
🗣️ 情景例句
What's the problem?
什么问题啦？
How long will you remain in the hospital?
你将会在医院逗留多久？
By bicycle? From Beijing? That's a long trip.
骑自行车去？从北京出发？这可是长途旅行呀。