Nantoka/金科玉律jīn kē yù lǜ金科玉律 (jīn kē yù lǜ) is a Chinese word meaning “golden rule; key principle”.Meanings1golden rule2key principleCharacters in 金科玉律金jīn · gold科kē · branch of study玉yù · jade律lǜ · lawRelated words律师lawyer法律law金gold金surname Jin科学science现金cash科branch of study美金American dollar; US dollar金属metal金发blond科学家scientist外科surgery (branch of medicine)Study Chinese with flashcards →