禮尚往來

lǐshàngwǎnglái

courtesy demands reciprocity, deal with a man as he deals with you; pay a man back in his own coin; give as good as one gets

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li3 shang4 wang3 lai2

lit. proper behaviour is based on reciprocity (idiom), fig. to return politeness for politeness

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禮尚往來|礼尚往来 [lǐ shàng wǎng lái] ► lit. proper behaviour is based on reciprocity (idiom) ► fig. to return politeness for politeness