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The Chinese word "不识抬举" is formed by combining the characters (not), (to recognize or appreciate), (to lift), and (to lift or praise), where 抬举 together create a compound meaning "to praise or elevate someone", resulting in a literal sense of "does not recognize praise", which idiomatically expresses the concept of failing to appreciate kindness or favor.

Word Definition - 不识抬举

bù shí tái jǔ fail to appreciate sb's kindness; not know how to appreciate favors