Dej
abbr. denttino-enamel junction 釉质-牙本质接合
🗣️ 情景例句
Yes, I'm quite satisfied. That would be more than I have expected.
我很满意，比我期望的要多。
Want of care does us more damage than want of knowledge.
粗心比无知更为有害。
He began his diet a week ago.
他是一星期前开始节食的。