一切經音義 78.31

78.31

切磋（下倉何反爾雅工人治象也案切磋者持論盡理也）。

Qiēcuō (切磋, cut and polish / discuss and refine; the lower [character] has the fanqie [cāng + hé]; the Erya states: "Artisans working ivory." Examining it: 'qiēcuō' means sustaining an argument to exhaust its principles).