病源 (bìng yuán) — cause of disease; source of illness

Definition

Examples

• 医生正在寻找这种疾病的病源。
  Yī shēng zhèng zài xún zhǎo zhè zhǒng jí bìng de bìng yuán.
  The doctor is searching for the cause of this disease.
• 了解病源有助于预防传染病。
  Liǎo jiě bìng yuán yǒu zhù yú yù fáng chuán rǎn bìng.
  Understanding the source of disease helps prevent infectious diseases.
• 研究人员发现了新的病源。
  Yán jiū rén yuán fā xiàn le xīn de bìng yuán.
  Researchers discovered a new cause of disease.