◎ 他山攻错 tāshān-gōngcuò
[advice from others may help one to overcome one's short comings as stones from other hills may serve to polish the jade of this mountain] 见“攻错”
【解释】比喻拿别人的长处，补救自己的短处。
【出处】《诗经·小雅·鹤鸣》：“他山之石，可以为错。”
【示例】借～之资，集世界交通之益，翘盼旌旄，勿吝金玉！ ◎清·曾朴《孽海花》第十八回