Li h incarnation
It shows that when two strong men fight, one of them is bound to be seriously injured.
The source is Yuan's Eight Meanings on Zhang Wei: "I am a husband and a doctor. I don't know why. Recently, as long as I compete with doctor Zhao Zhengqing, I feel that if two tigers compete, there will be an injury. "
Idioms with complicated structures
Used as object, attribute and clause; Used to do things
When two tigers fight, there is bound to be injury.