Dentin attrition
[医] 牙质磨耗
🧩 词语组成解析
n. 牙质\\n[医] 牙[本]质
🗣️ 情景例句
I have one ten-day tour that is still available. It will depart from New York on Dec. 24.
我们一个10天的旅行团还有空位，12月24号离开纽约。
Do you have some envelopes?
你有信封吗？
It was a Sunday in May. My brother and I had decided to go off for a long walk while we were staying with my grandparents in the French countryside.
5月的一个星期天，我和弟弟决定去远足。当时我们住在法国乡下的祖父母家中。