鞠躬尽瘁 jūgōngjìncuì striving to the utmost Origin Definitions Defs Strokes Stroke Words Sentences Sents 1 sentence 他为国家的发展鞠躬尽瘁。 tā wèi guójiā de fāzhǎn jūgōng jìncuì. He gave his all to the development of the country. Source: Dong Chinese Dictionary