Cavum pulpae
[医] 髓腔
🧩 词语组成解析
n. 空腔(如耳腔)
🗣️ 情景例句
Sorry, we don't have any vacancies at the moment.
不好意思，目前我们没有任何的职位空缺。
That was a close call.
太危险了。
and in the course of a few hundred miles reaches the true ocean floor at 2,500-3,500 fathoms.
一直延伸到几百英里远深达2，500至3，500的地方，