边际效用 biānjìxiàoyòng marginal utility Definitions Defs Origin Strokes Stroke Words Sentences Sents biānjìxiàoyòng marginal utility 边际 邊際 biānjì marginal (economics) relating to the costs or benefits of producing or buying one additional unit效用 xiàoyòng utility (economics) the satisfaction or value that a consumer derives from a good or servicebiānjìxiàoyòng edge effect 边际 邊際 biānjì limit limit; boundary; margin; the extremity of things效用 xiàoyòng noun usefulness usefulness or effectiveness; the function and result of something