Dentis cavum
[医] 牙腔, 齿腔
🧩 词语组成解析
n. 空腔(如耳腔)
🗣️ 情景例句
After Richard was born.
等生下Richard之后。
Competition for this kind of goods is tough.
这种商品的竞争非常激烈。
I'm twelve. What's your name, please?
12岁了。请问您叫什么名字？