Retropulpitis
逆行性牙髓炎
🗣️ 情景例句
Put your cards on the table.
把牌都摊到桌面上。
Compared to the previous model, our new model is less expensive and easier to use.
与旧型机比较我们的新型价格便宜且更容易操作。
It was my pleasure.
不用谢。