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
I will, but I'll probably call too.
我会写的，我或许也会打电话。
Those who eat best and drink best often do worst.
吃得好喝得好的人往往干得最糟。
For a long time.I watched them scurrying around the base of the tree in bewilderment.
在很长一段时间里，我看见蚂蚁围着大树底部来回转悠，不知所措。