(noun.) a commonsense rule (or set of rules) intended to increase the probability of solving some problem.
(adj.) of or relating to or using a general formulation that serves to guide investigation .
奥古斯汀录入
双语例句
Later the American high school, institutions of which type now have over a million pupils, and teach science by the heuristic laboratory method, became the pop ular form of secondary school. 李贝.西洋科学史.