Dentes permanentes
[医] 恒牙
🧩 词语组成解析
齿状部份
🗣️ 情景例句
It hurts so much when a baby gets his first teeth.
小孩子长第一颗牙齿时好痛哟。
I was writing some letters to friends of mine.
我在写一些信给我的朋友。
But there was something wrong with the child.
但是，这孩子有点毛病。