坚持到底 jiānchídàodǐ to persist to the end Origin Definitions Defs Strokes Stroke Words Sentences Sents 坚持 堅持 jiānchí verbnoun to persist to persist in; to persevere with; to keep up or maintain a state or habit到底 dàodǐ verb to the end to reach the end; until the finish; to the last