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declare a mistrial
declare 与 a mistrial 是最常见搭配，表示‘宣布审判无效’。
The judge declared a mistrial after the jury could not agree.
陪审团无法达成一致意见后，法官宣布审判无效。
无效审判；误审
mistrials — plural of mistrial
先理解核心含义，再看它在真实句子里的用法。
无效审判；误审
a trial that is invalid or inconclusive
The judge declared a mistrial after the jury could not agree.
陪审团无法达成一致意见后，法官宣布审判无效。
因程序错误或陪审团无法达成一致而宣布无效并提前结束的审判。
A trial that is prematurely ended upon being declared invalid because of an error in procedure, or because of a hung jury.
The judge declared a mistrial because the jury could not reach a verdict.
由于陪审团未能达成裁决，法官宣布了无效审判。
The trial ended in a mistrial after the judge suddenly became ill.
在法官突然生病之后，这次审判以无效审判告终。
A mistrial means the case must be heard again by a new jury.
无效审判意味着案件必须由新的陪审团重新审理。
declare 与 a mistrial 是最常见搭配，表示‘宣布审判无效’。
The judge declared a mistrial after the jury could not agree.
陪审团无法达成一致意见后，法官宣布审判无效。
end in a mistrial 强调审判的最终结果，常出现在新闻中。
The trial ended in a mistrial when the jury failed to reach a verdict.
当陪审团未能达成裁决时，审判以无效审判告终。
使用被动语态时，主语为 trial 或 case，常见于正式法律文本。
The trial was declared a mistrial by the court.
该审判被法院宣布为无效审判。
Not this
The judge declared mistrial after the jury could not agree.
Use this
The judge declared a mistrial after the jury could not agree.
mistrial 是可数名词，前面需要不定冠词 a；中文没有冠词，所以学习者容易漏掉，但英语中必须说 a mistrial。
Not this
The judge mistrialed the case because of the error.
Use this
The judge declared a mistrial because of the error.
mistrial 是名词，不是动词，不能直接加 -ed 作谓语；应使用动词短语 declare a mistrial 来表达“宣布审判无效”。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
宣布审判无效
The judge declared a mistrial after the jury said it was deadlocked.
陪审团表示陷入僵局后，法官宣布审判无效。
宣告审判无效的动议
The defense attorney filed a motion for a mistrial.
辩护律师提出了宣告审判无效的动议。
宣告审判无效的理由
The judge ruled that the error was not sufficient grounds for a mistrial.
法官裁定该错误不构成宣告审判无效的充分理由。
以审判无效告终
The high-profile case ended in a mistrial when the jury could not agree on a verdict.
由于陪审团未能就裁决达成一致，这起广受关注的案件以审判无效告终。
准予宣告审判无效
The judge granted a mistrial because of juror misconduct.
由于陪审员行为不当，法官准予宣告审判无效。
Use mistrials naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
mis-（错）+ trial（审判）→ 出错的审判，即无效审判。
语域：formal 常见场景：法律文书、法庭报道、法律讨论 通常用于法律语境或法庭报道，属于正式用词，日常口语中较少见。
法律术语，指因程序严重错误或陪审团僵持而宣告无效的审判。
Dictionary facts from ECDICT, WIKTIONARY.