Cavum medullare
[医] 髓腔
🧩 词语组成解析
n. 空腔(如耳腔)
🗣️ 情景例句
and I'll come up with something.
我会想出个办法的。
I've never read a more exciting story.
我没有读过比这更振奋人心的故事。
No, I didn't. I didn't have his telephone number.
不，没有。我没有他的电话号码。