切磋琢磨

Explanation: The bone, horn, jade, stone processed into objects. Metaphor of learning or research issues to discuss with each other, learn from each other strengths and correct weaknesses. 　　Usage: Joint type; as the predicate attribute; with compliment, for academic research 　　Source: HW as a "chapter on the measure of knowledge": "People of knowledge, literacy achievement, I still like the jade bones, Qiecuozhuomo also." 　　Examples: Cover to a friend rank, the pros and cons of Art, ~, bandits towards the Iraqi evening, circumflex opinions, and all were of. (Five WANG Ding-Paul "Don Picks of words," Paper I) Thesaurus:  learn from other’ s strong points to offset one’ s weaknesses, Tuiben affiliation, Zhuoyingjixu, Zhuoyingzhuxu, cut