Polycythemia
n. 红细胞增多症, 红血球增多症\\n[医] 红细胞增多
🗣️ 情景例句
I'm having some trouble keeping food down.
我吃东西时感到困难。
He was anxious about his son's safety.
他担心他儿子的安全。
I would not waste my time pursuing that.
如果是我的话，不会将时间浪费在这里。