Read Edit View history 用心竭力 yòngxīnjiélì attentively and diligently Origin Definitions Defs Strokes Stroke Words Sentences Sents 用心竭力 yòngxīnjiélì attentively and diligently (idiom) to exert one's heart and strength to the utmost; to do something with full concentration and effort
用心竭力 yòngxīnjiélì attentively and diligently (idiom) to exert one's heart and strength to the utmost; to do something with full concentration and effort