Dentes permanentes
[医] 恒牙
🧩 词语组成解析
齿状部份
🗣️ 情景例句
All right, but I'm buying next time.
好吧，不过下回我付钱。
When you're learning to drive, having a good teacher makes all the difference.
初学驾驶有好的教师指导，差别很大。
No, he didn't!
没有！