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
The cloning of human organs is controversial.
人类器官克隆是极具争议性的。
Many a slip (many things fall) between the cup and the lip.
酒杯来到嘴唇边，得饮与否未可知；物未到手前，未能算己有；凡事难以十拿九稳。
He began his diet a week ago.
他是一星期前开始节食的。