1. Jade is uncut and abrasive: it describes people or things as pure and precious as uncut jade.
2. Pushi: used to describe the appearance of a gem or ore when it is unprocessed, implying the uncut original ecology.
3. Pujin: It means that gold has not been smelted, which can also be compared with the fact that people's potential has not been fully developed.
4. Pure green: used to describe the natural state of trees without fertilization and pruning.
5. Plain element: it means simple and simple beauty without modification.
Here are just a few common examples, and the specific collocation needs to be determined according to the specific situation. I hope this information can help you.