Definition

Examples

• 事故的起因是什么？
  Shìgù de qǐ yīn shì shénme?
  What is the cause of the accident?
• 这次火灾的起因还在调查。
  Zhè cì huǒzāi de qǐ yīn hái zài diàochá.
  The cause of this fire is still under investigation.
• 他生病的起因有很多。
  Tā shēngbìng de qǐ yīn yǒu hěn duō.
  There are many reasons for his illness.