Cavum pulpae
[医] 髓腔
🧩 词语组成解析
n. 空腔(如耳腔)
🗣️ 情景例句
So it's just you and me, Susan.
所以 这里只有你和我， Susan。
No gains without pains.
不劳无获。
He had often dreamed of retiring in England and had planned to settle down in the country.
过去他常幻想退休后到英国，并计划在乡间安顿下来。