To be stubbornly misguided and refuse to correct one's errors; to persist in error without realizing it.
他在实验中出现了几次偏差，却遂迷忘反，最终导致整个方案无法实施。
He made several deviations in the experiment but stubbornly refused to correct his errors, ultimately leading to the entire plan becoming unfeasible.
Next Idiom