Mastoid operation
[医] 乳突凿开术
🧩 词语组成解析
a. 乳头状的\\nn. 乳突
🗣️ 情景例句
We want to leave on May 1st and return on May 8th.
我想五月一日走，五月八日回来。
Do you ever study English on Sunday?
你曾经在星期日学英文吗？
The most surprising thing about it, however, is that it can land anywhere: on snow, water, or even on a ploughed field.
雪地上，水面上，甚至刚耕过的田里。