Mastoid
a. 乳头状的\\nn. 乳突
📖 牛津释义
mastoid
n
part of a bone behind the ear （耳後的）乳突.
🏥 医学释义
①乳突 ②乳突状的
🗣️ 情景例句
John cannot get to the phone right now.
John现在没办法接电话。
A good conscience is a continual feast.
白日不做亏心事，夜半敲门心不惊。
As we were walking past a shop, he held a diamond firmly against the window and made a deep impression in the glass.
我们路过一家商店时，他将一颗钻石使劲地往橱窗上一按，在玻璃上留下一道深痕。