origin; wedge

1. 要探討愛爾蘭問題的起因就要追溯到三百多年以前。
   To trace the origins of the Irish problem, we have to go back over three hundred years.
2. 騷亂的真正原因不明，但起因是由於逮捕了兩名男子。
   The real cause of the riot was unclear, but the occasion was the arrest of two men.
3. 事故的真正起因仍有爭議。
   The exact cause of the accident is still in dispute.
4. 那場戰(zhàn)爭的起因有幾個(gè)。
   Several causes operated to bring about the war.

起的英語翻譯：

因的英語翻譯：