by error

例句：

1. 1.He made a mistake by not telling me the truth.
   他因为没告诉我真相而犯了个错误。
2. 2. She was by mistake accused of stealing.
   她被误指控偷窃了。
3. 3. The teacher corrected his mistake in the lesson.
   老师在课上纠正了他的错误。