Pericementoclasia
[医] 牙周膜溃坏
🗣️ 情景例句
Let's go have some Michigan burgers and fries.
我们点密歇根汉堡和薯条吧。
She is now on vacation.
她正在休假。
One case concerns and eleven-year-old schoolgirl, Vera Petrova,
其中有一例谈到有一个名叫维拉。彼托洛娃的11岁学生。