It means the lesson of overturning in front. Metaphor can be used as a lesson for the future.
Source: Biography of Han Jiayi: "The front car covers the rear car."
The car in front has turned over, so be careful with the car behind. We should take this as a warning and avoid similar mistakes.
antonym
Repeat the same mistakes?
Interpretation: heavy: once again. Dance: step on. Cover: Rollover. Track: The track on which wheels roll. Take the old road of rollover. Metaphor is not to learn the lessons of failure and repeat the same mistakes.
Source: "The Biography of Dou Wu in the Later Han Dynasty": "Don't worry about the loss before, but follow the car trail."
Don't learn the lessons of failure and repeat the same mistakes. ?
For example, failure is not terrible, but we should analyze the reasons and learn from them to avoid repeating the same mistakes.