Cavum
n. 空腔(如耳腔)
🔁 扩展释义
【医】 腔, [空]洞
🏥 医学释义
腔，空洞
🗣️ 情景例句
But let's keep looking.
让我们继续看下去。
I imagine it was part of a dinosaur.
我猜那是恐龙的一部分骨骼。
Perhaps not. It's 6674044.
可能没有。号码是6674044。