ㄑㄧㄝㄘㄨㄛㄓㄨㄛˊㄇㄛˊqiēcuō‑zhuómó

  1. 詩經》:。」古人製作器物加工」、象牙」、玉器」、石器」。比喻互相研究討論精進

gradual improvement by slow polishing (idiom)​; fig. education as a gradual process