The first idiom at the beginning of the word che is a car, the second is a cat and the third is a couplet.
Lessons from the previous car [Interpretation] The previous car: the previous car; Jane: The mirror. The lesson of overturning in front. Metaphor is a lesson learned from previous failures. [Language] Chen's "Water Margin": "A lesson from the past; Please think twice. " Pronunciation; It can't be pronounced "zι". [shape discrimination] sword; Can't write "sign" [Usage] It is often used to persuade others to make the same mistake again. Generally used as subject and object.