verb · to standardize, specify, or bring into conformity with established rules

政府出台了新政策来规范行业竞争。

noun · a rule, standard, or requirement used to guide behavior or technical practice

这种行为超出了道德规范的范畴。

adjective · conforming to established rules, specifications, or correct usage

为了考试，你需要学习规范的汉语表达。