The meaning of "flowing water does not rot, and the door shaft that rotates frequently is not easy to be eaten by insects". Metaphor often exercise, vitality can last, and there is vigorous vitality.
usage: as subject and object; It is a metaphor that things that exercise frequently are not easy to be invaded.
Synonyms: running water does not rot, the hub does not stink, the hub does not stink, and running water does not rot.
The philosophical truth of "running water does not rot, and the hinge does not moth"
The philosophical truth embodied in "running water does not rot, and the hinge does not moth" is mainly that movement is the existing mode and fundamental attribute of matter, which means that flowing water does not stink, and the door shaft that rotates frequently does not rot, which means that things that move frequently are not easy to be eroded.
"Running water does not rot, and the family members do not rot" tells people that in the process of ideological development, we must constantly criticize and reflect on existing ideas, and constantly insist on criticism and self-criticism, so that our thoughts can not be rigid and conservative, and remain dynamic and advanced.