牛劲 niújìn great strength Origin Definitions Defs Strokes Stroke Words Sentences Sents niújìn great strength 牛 niú noun ox ox; cow; bull; cattle; any of various bovine animals劲 勁 jìn adjectivenoun strength strength; energy; vigorniújìn stubbornness · stubborn person 牛 niú stubborn stubborn; headstrong; obstinate劲 勁 jìn adjective spirit enthusiasm; spirit; mood; drive