Cemental decay
[医] 牙骨质腐蚀
🧩 词语组成解析
a. 白垩质的
🗣️ 情景例句
With all that money, she ought to have people working for her.
有她这么多钱，她应该雇人替她工作才对。
There are lees to every wine.
美中有不足。
How long has he been like this?
他像这样有多久了？