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    Chinese Grammar

    Referring to a "reason" or "justification" with 理由 (lǐyóu)

    Purpose & Reason

    Structure

    理由 + 是 + Explanation

    Explanation

    The noun 理由 (lǐyóu) means "reason," "justification," or "grounds for something." It is used to explain the basis or cause behind a decision or action. For example, 理由是移民和毒品问题 means "the reason is immigration and drug issues."

    Examples

    • 你拒绝他的理由是什么？

      Nǐ jùjué tā de lǐyóu shì shénme?

      What is your reason for rejecting him?

    • 她请假的理由很充分，领导马上就批了。

      Tā qǐngjià de lǐyóu hěn chōngfèn, lǐngdǎo mǎshàng jiù pī le.

      Her reason for requesting leave was very valid, and her supervisor approved it right away.

    • 没有正当理由，不能随便旷课。

      Méiyǒu zhèngdāng lǐyóu, bù néng suíbiàn kuàngkè.

      You cannot skip class without a valid reason.

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    Referring to a "reason" or "justification" with 理由 (lǐyóu) | Chinese Grammar