Dentis cavum
[医] 牙腔, 齿腔
🧩 词语组成解析
n. 空腔(如耳腔)
🗣️ 情景例句
The first one to get one hundred points wins.
首先达到一百分的人赢。
Turn up your radio please.
请你把收音机开响一点儿。
Early next morning, she heard planes passing overhead and wondered how she could send a signal.
第二天一大早，她听到头顶上有飞机飞过，但不知道怎样才能发个信号。