Cemental decay
[医] 牙骨质腐蚀
🧩 词语组成解析
a. 白垩质的
🗣️ 情景例句
He ran the drugstore
他经营药房
He is most noticeable for his southern accent.
他有很浓重的南方口音。
Stop complaining!
别发牢骚！