Preventologist
[医] 牙病预防学家
🗣️ 情景例句
How long will it take for my mail to reach its destination?
我的信件到达目的地要多久？
So long.
再见
Quite by accident. I moved a few peas and there it was.
很偶然。我挪了几颗青豆就发现了。