欲壑难填慾壑難填

yù hè nán tián

释义

(idiom) insatiably greedy

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汉字

欲yùdesire, want, longing, intent谷欠壑hègully, pool; a ditch carved by a torrential rain㕡土难nánhard, difficult, arduous; unable又隹填tiánto fill, to pad, to stuff土真