Cemental decay
[医] 牙骨质腐蚀
🧩 词语组成解析
a. 白垩质的
🗣️ 情景例句
What's your regular practice concerning terms of payment?
你们常用什么付款方式？
Do you have anything to declare for customs?
你有一些东西申报海关吗？
Then, send two cases please.
这样的话，就送两箱吧。