Epidemiologic
a. 流行病学
✅ 同义词
🗣️ 情景例句
Actually, it's the only newspaper.
事实上， 它是唯一的报纸。
Whose book is this?
这是谁的书？
The man who, in old age, can see his life in this way,
上了年纪的人这样看待生命，