Crusta adamantina dentinum
[医] 牙釉质
🧩 词语组成解析
甲壳
[医] 牙[本]质
🗣️ 情景例句
Here's the bag.
箱子拿来了。
Are you required to fill a quota of work each month?
你被要求每月都要达成工作的目标吗？
How many people lived here?
多少人住在这里？