平等互利指彼此享有同等待遇互相有利。[查看详情]

取长补短吸取别人的长处用来弥补自己的短处。英learn from other’s strong points to offset one’s weaknesses;[查看详情]

通共有无谓互相接济；互通有无。[查看详情]

礼尚往来在礼节上注重有来有往借指用对方对待自己的态度和方式去对待对方。例礼尚往来往而不来，非礼也；来而不往亦非礼也。——《礼记曲礼上》英courtesy demands reciprocity; deal with sb. as he deals with you; pay sb. back in his own coin;[查看详情]

投桃报李投之以桃，报还以李。比喻彼此善来善往以礼相待。例投桃报李，虽怪不得大姐姐然作此隐语，未免过于深刻。——《野叟曝言》英return a favor with a favor; scratch my back,and I will scratch yours;[查看详情]