Epidemiology
n. 传染病学, 流行病学\\n[医] 流行病学
🗣️ 情景例句
I'm sure it's in your purse, Mrs. Tobin.
我相信是在你的皮包 Tobin太太。
I won't embarrass myself by calling Mr. Lee by another's name.
我不想因为张冠李戴使自己难堪。
How long have you been here?
你在这里多久了？