Umb.
[医] 脐
🗣️ 情景例句
Not too bad. How about yourself?
还可以。你怎么样？
The more we study, the more we discover our ignorance.
学得越多，就越发觉自己无知。
After I had sat down, he said that business was very bad.
待我坐下后，他说生意非常不景气。