Polyglobulism
[医] 红细胞增多[症]
🗣️ 情景例句
You are a walking dictionary.
你是活字典。
The joy of the heart makes the face merry.
喜形于色。
How would you go to Beijing, by air or by train?
你怎样去北京，是乘飞机还是坐火车？