Mastoid cavity
[医] 乳突腔
🧩 词语组成解析
a. 乳头状的\\nn. 乳突
🗣️ 情景例句
Thanks, Ellen.
谢谢 Ellen。
Labour is light where love doth pay.
爱情作酬报，劳苦必轻松。
In a few days I was learning and enjoying it like any child.
几天之后，我像一个孩子那样学习起来--而且学得很开心。