Retropulpitis
逆行性牙髓炎
🗣️ 情景例句
Bye-bye.
再见。
In life, as in chess, forethought wins.
人生如下棋，多谋得胜利。
The experts were now fully convinced that the animal was a puma,
专家们如今已经完全肯定那只动物就是美洲狮，