Dens
[医] 牙, 齿
🏥 医学释义
①牙，齿 ②密度
🗣️ 情景例句
Does your wife work?
你太太工作吗？
Perseverance is failing nineteen times and succeeding the twentieth.
十九次失败，到第二十次获得成功，这就叫坚持。
It was raining heavily and they found that a stream had formed in the field.
雨下得很大，他们发现地上已经形成了一条小溪。