reverse adj. ⇨oppositereverse verb ⇨reverse (reverse a trend)⇨overturn (reverse a decision)⇨replace2 (reverse roles with sb)reverse
verb
reverse ♦︎ undoThese words both mean to change sth completely so that it is the opposite of what it was before.这两个词均表示颠倒、撤销。PATTERNS AND COLLOCATIONS 句型和搭配◆to reverse / undo the effect / damage / reforms / years of hard work, neglect, etc.◆to completely reverse / undo sth■reverse [transitive] (ratherformal, especiallywritten) to change sth completely so that it is the opposite of what it was before颠倒;使逆转;使完全相反◆The government has failed to reverse the economic decline.政府未能扭转经济滑坡的趋势。◆It is sometimes possible to arrest or reverse the disease.有时可以阻止病情发展或使病情彻底好转。ⓘ Reverse is most often used in texts relating to business and economics, especially when talking about changing the direction of a process or development; collocates include decline, trend, direction, process and situation. * reverse最常用于与商业和经济有关的文字中,尤指改变进程或发展的方向,搭配词有decline、trend、direction、process和situation。 see also reversal ⇨ revolution2■undo ʌnˈduː (undid, undone) [transitive] to cancel the good or bad effect of sth消除,取消,废止(某事好的或不良影响)◆He undid most of the good work of the previous manager.他把前任经理的大部分功绩都毁掉了。◆It's not too late to try and undo some of the damage.想办法补救部分损失还为时不晚。◆Just select 'Edit' and 'Undo' to cancel the previous action.只要选择“编辑”和“复原”便可撤销前一个动作。ⓘ Undo is used equally often to talk about cancelling the effect of good and of bad things. * undo既指毁掉成果,也指消除恶果,两者同样常用◆to undo the damage / harm / errors对损害/伤害/错误进行补救◆to undo the good work / years of endeavour / reforms毁掉了功绩/多年的努力/改革