Pedodontiat
[医] 儿童牙科学家
🗣️ 情景例句
(a foreigner) Is that a special day?
（一个外国人）是一个特殊的日子吗？
Flying volcanic bomb
喷燃着的火山弹
Now move the hand to and fro and around but not up and down.
然后把手前后左右以及旋转摆动，但不要上下摆动。