切磋琢磨 written by chen1admincategoried in 中国成语大辞典 亦作“切瑳琢ァ薄"倨魑锛庸さ墓ひ彰啤"诒扔鞯赖卵问方面互相研讨勉励。语本《诗·卫风·淇奥》:“有匪君子,如切如磋,如琢如磨。”