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
You go first.
你先来。
In prosperity think of adversity.
居安思危。
but Captain Fawcett did not take him because the trip was too dangerous.
弗西特机长之所以不送他去，是因为那段飞行太危险了。