Predentin
前期牙(本)质, 原牙质
🗣️ 情景例句
Oh, well, really ...
噢 哦 真的……
Can I take a rain check?
你能改天再请我吗？
I had no sooner got back to the kitchen than the doorbell rang loud enough to wake the dead.
我刚回到厨房，门铃又响了起来，响声足以把死人唤醒。