Cava
[医] 腔, [空]洞, 腔静脉
🏥 医学释义
①腔，洞， ②腔静脉
🗣️ 情景例句
And if you don't?
要是你找不到呢？
I wasn't aware of that.
我没有意识到。
and even so, some starting data has to guessed,
既使是这样，有些开始时的资料也不得不依靠推测，