Cavum medullare
[医] 髓腔
🧩 词语组成解析
n. 空腔(如耳腔)
🗣️ 情景例句
Oh, he's got Richard's eyes, though.
噢 ，他的眼睛跟Richard的像极了。
This nation is noted for its economic stability.
这个国家以经济稳定闻名。
Boys' relay: The winners -- Class 3! (Hooray!) Well done!
男子接力赛：获胜者--3班！（好！）干得好！