Predentin
前期牙(本)质, 原牙质
🗣️ 情景例句
I'm not quite familiar with the claim and arbitration in international trade.
我对国际贸易的索赔与仲裁不够熟悉。
They that marry in green, their sorrow is soon seen.
过早地结婚，不久必悔恨。
Come and meet our employees, Mr.Richards.
来见见我们的雇员，理查兹先生。