overrule

Compared meaning: to use higher authority to cancel a decision (verb).

比较义项：凭借权力推翻、否决或驳回某项决定（动词）。

• overturn

  Used mainly in formal or legal contexts for a higher authority formally reversing a previous ruling or decision, often after appeal or review; emphasizes cancelling and often replacing an earlier decision.

  主要用于正式或法律语境，指更高权威通过上诉或复审等程序正式推翻先前的裁决或决定；强调撤销并常常取而代之。

  The Supreme Court overturned a fifty-year-old legal precedent last year.

  最高法院去年推翻了一项存在五十年的法律先例。

• override

  Means to use your power or authority to disregard or cancel a decision, rule, or system currently in effect, often acting despite someone else's wishes or an automatic process; common with vetoes and automatic systems.

  指凭借权力或职权无视或取消当前生效的决定、规则或系统，往往是不顾他人意愿或自动机制而行动；常与“否决权”和“自动系统”搭配使用。

  The pilot can override the autopilot if something goes badly wrong.

  如果出现严重问题，飞行员可以否决自动驾驶系统的操作。

• overrule 本词

  Used especially in legal or formal meeting settings for rejecting someone's objection, motion, or ruling on the spot by exercising greater authority, focused on the act of rejection in the moment.

  尤其用于法律或正式会议场合，指凭借更大的权力当场驳回某人的反对、动议或裁定，强调当下拒绝的动作。

  The judge overruled the defense's objection and let the trial continue.

  法官驳回了辩方的反对，让审判得以继续。

Overturn, override, and overrule mean using higher authority to cancel a decision. Overturn is formal, reversing an earlier ruling after appeal. Override means using power to cancel a current decision, often against someone's wishes. Overrule means rejecting an objection on the spot, in formal meetings.

这三个词都表示“以更高的权力推翻或否决某项决定”，语气和使用场合有所不同：overturn 侧重通过上诉、复审等正式程序推翻先前的裁决或判决；overrule 侧重在诉讼或会议进行中当场驳回反对或裁定；override 侧重凭借职权或自动系统实时无视、取消现行的决定或规则。三者在此都不涉及其他义项。