Cavum douglasi
[医] 直肠子宫陷凹
🧩 词语组成解析
n. 空腔(如耳腔)
🗣️ 情景例句
That won't do.
这可不行。
Discontent is the first step in progress.
不知足是前进中的第一步。
The terrible secret is called 'a skeleton in the cupboard'.
惊人的秘密称作“柜中骷髅”。