1. Explanation: The original meaning is that when you split the bamboo, the upper part of the head will split, and the lower part will split along the knife edge. It means that things are handled and problems are solved smoothly.
2. Source: The Book of Jin · The Biography of Du Yu: Today's military power has been improved, such as breaking bamboo. After several festivals, it can be easily solved, and there is no place to start again.
3. Example: As long as the main contradiction is grasped, the secondary contradiction will be readily solved.
4. Synonym: One move, one go all the way, solve the problem.
5. The antonym: stalemate, puzzlement, no end.