事じ故こ原げん因いん

noun

cause of an accident; accident cause

Refers to the reason or source of an accident, often used in reports, investigations, or news.

• 警けい察さつは事じ故こ原げん因いんを調ちょう査さしている。

  The police are investigating the cause of the accident.

• 事じ故こ原げん因いんはまだ明あきらかになっていない。

  The cause of the accident has not yet been determined.