Cementopathia
[医] 牙槽脓溢
🗣️ 情景例句
I am.
的确这样。
I know the boy whose father is a ball player.
我知道那个男孩的父亲是球员。
Will you come through to the back, please?
请跟我到后面去。……你何不试试这套呢？