Ugb
[医][=undecalcified granulated bone]未脱钙（异体）骨颗粒
🗣️ 情景例句
No problem, sir. Someone will bring them to your room shortly.
没问题，先生。有人会尽快给你送过去。
One thing, however, that we should not forget in doing business is to have a sense of appreciation.
可是有一件事我们做生意时不能忘，就是保持一份感恩的心情。
Suddenly, a middle-age lady got on the train and sat opposite Sally.
突然，一个中年妇女上了火车，坐在萨莉的对面。