尽职守 jìnzhíshǒu fulfill duties Origin Definitions Defs Strokes Stroke Words Sentences Sents 1 sentence 他一辈子勤劳奋斗，终于克尽职守地完成了工作。 tā yībèizi qínláo fèndòu, zhōngyú kè jìnzhíshǒu de wánchéng le gōngzuò. He worked hard all his life and fulfilled his duties with total devotion. Source: Dong Chinese Dictionary