方案
近义词与同义词
按词义分组列出，使用时请结合具体语境。
something regarded as a normative example; "the convention of not naming the main character"; "violence is the rule not the exception"; "his formula for impressing visitors"
any piece of work that is undertaken or attempted; "he prepared for great undertakings"
(mathematics) a standard procedure for solving a class of mathematical problems; "he determined the upper bound with Descartes' rule of signs"; "he gave us a general formula for attacking polynomials"