Odonthyalophthora
牙釉质毁损
🗣️ 情景例句
Please stay where you are, we'll have a patrol car there in two minutes.
请您呆在原地，两分钟之内我们派巡逻车过来。
We have some reports to show you for background information.
我们还有一些报告向你介绍背景资料。
What is it?
什么呢？