He discovered an accidental error in his composition.

他在作文中发现了一个意外的错误。

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These reports of harm occurred when the child received too much medication such as in cases as accidental ingestion, unintentional overdose, or after a medication dosing error.

这些报告中伤害的发生是因为儿童摄入了太多的药物，比如意外的摄入，无意识的过量用药，或用错剂量。

youdao

He discovered an accidental error in his composition.

他在作文里发现了一个意外的错误。

youdao

This restriction has been established to avoid the possibility of an accidental pointing error causing too much light to fall upon an instrument.

BBC: Close up on Mercury

Linder made the disclosure today, saying that Gingrich's false statements were accidental, due to an error by the lawyer, Jan Baran.

CNN: Gingrich Gave False Information To Ethics Committee

Coroner Rob Turnbull said the crash was due to an "error of judgement" and recorded a verdict of accidental death.

BBC: PC Andrew Bramma death: 'Error of judgement' led to crash