He knew he had committed a grave error of judgment.

他知道自己犯了个严重的判断错误。

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He claimed Mr. Brooke had been guilty of a "gross error of judgment."

他声称布鲁克先生犯有“判决上的重大过失”。

《柯林斯英汉双解大词典》

A mistake must be distinguished from an error of judgment.

我们必须把误解同判断上的错误区分开来。

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Homer was in error, Milton told us, and Milton called on the moral voice of Spenser to help him make that moral judgment against Homer.

弥尔顿告诉我们荷马错了，他还要求斯潘塞的道德之声,帮助他做出反对荷马的道德判断。

耶鲁公开课 - 弥尔顿课程节选

An urgent investigation is under way by the council which has admitted a "serious error of judgment".

BBC: Council knew of abuse teen's past

"His actions were not done by reason of inadvertence or a good faith error of judgment, " he ruled.

BBC: Toronto Mayor Rob Ford ordered to step down

In a statement, he said he had made a "terrible error of judgment".

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