Cavum subdurale
[医] 硬膜下腔
🧩 词语组成解析
n. 空腔(如耳腔)
🗣️ 情景例句
Mrs. Greenberg is on the phone.
Greenberg太太打电话来。
I think he's no good.
我想他不行。
A sound made by tapping on the hull of a ship will be reflected from the sea bottom,
敲打船体所发了的声音会从海底传回来，