1. 科學(xué)家們已分離出引起這種流行病的病毒。
   Scientists have isolated the virus causing the epidemic.
2. 流行病通常是和不良的衛(wèi)生條件有關(guān)的。
   Epidemic disease is often in connection with bad sanitary conditions.
3. 很多人死于天花流行病。
   Many people died from the smallpox epidemic.
4. 這種流行病傳播范圍之廣令人惶惶不安。
   The magnitude of the epidemic was frightening.
5. 我們已經(jīng)把那種流行病根絕了。
   We have stamped out the epidemic.

流行的英語翻譯：

病的英語翻譯：