Definition

Examples

• 这个城市爆发了一种流行病。
  Zhège chéngshì bàofā le yì zhǒng liú xíng bìng.
  An epidemic broke out in this city.
• 科学家正在研究如何预防流行病。
  Kēxuéjiā zhèngzài yánjiū rúhé yùfáng liú xíng bìng.
  Scientists are researching how to prevent epidemics.
• 历史上几次大的流行病改变了世界。
  Lìshǐ shàng jǐ cì dà de liú xíng bìng gǎibiàn le shìjiè.
  Several major epidemics in history changed the world.