Periaementitis
牙周膜炎
🗣️ 情景例句
What type of car did you want, sir?
先生，你想要什么类型的轿车？
Tell us about your post-purchase servicing.
告诉我们有关你们售后服务的情况。
Some live in large groups like the honey bee, and make their nests in trees or holes in the rocks.
有些蜂如蜜蜂是群居在一起，在树上或岩洞里筑巢。