Dentinoid
前期牙本质, 原牙(本)质
🗣️ 情景例句
If it ain't broke, don't fix it.
东西还没坏，就别急去修它。
May I help you?
要我帮忙吗？
All right. I will send the information on a piecemeal basis as we acquire it.
好。我们收齐之后会立即寄给你。