坚持不懈 jiānchíbùxiè HSK7 unremitting 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不懈 bùxiè verb untiring unflagging and persistent; to not slack off or become lazy