名词
中文翻译：错误线
同义词：
['mistake', 'fault', 'error']
例句：
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1.She was so disappointed when she realized her mistake.
当她意识到自己的错误时，她非常失望。
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2.The teacher corrected the student's mistake during the test.
老师在考试中纠正了学生的失误。
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3. He made a mistake that led to his downfall.
他犯了一个错误，导致了他的失败。