make changes in (something, typically a social, political, or economic institution or practice) in order to improve it 改革(尤指社会、政治、经济体制或做法) the Bill will reform the health benefits system. 法案将改革医疗补助制度。 ■bring about a change in (someone) so that they no longer behave in an immoral, criminal, or self-destructive manner 改造,使改过自新 the state has a duty to reform criminals. 国家有责任改造犯人。 [as adj. reformed]I'm considered a reformed character these days. 如今我被看做一个改过自新的人。 ■[no obj.](of a person) change oneself in such a way 改过,改过自新 it was only when his drunken behaviour led to blows that he started to reform. 要不是酒后闹出了事,他是不会改过自新的。
(Chemistry)subject (hydrocarbons) to a catalytic process in which straight-chain molecules are converted to branched forms for use as petrol (化)(石油炼制)重整
noun
[mass noun]the action or process of reforming an institution or practice 改革,修订 the reform of the divorce laws. 对离婚法的修订。 [count noun]economic reforms. 经济改革。
Middle English (as a verb in the senses 'restore (peace') and 'bring back to the original condition'): from Old French reformer or Latin reformare, from re- 'back' + formare 'to form, shape'. The noun dates from the mid 17th cent