Dentoalveolar
[医] 牙槽的
🗣️ 情景例句
It can go beyond the school system, Ellen.
这可以推广到学校体制以外， Ellen。
He that is master must serve.
主人必须会服务。
Well, it's getting late. I must be off now. Nice to meet you.
好啦，时间不早了。我得走了。见到你很高兴。