[] a series of activities, usually over a number of days, in which a team of managers and workers decide how to improve a particular process within a company and then take the actions needed to do so改善活动（一支经理和工人队伍通常在数日内采取一系列活动，制订改善公司某个过程的决策，然后采取必要的行动）◆We held a week-long kaizen event to redesign the factory floor.为了重新设计工厂车间，我们开展了长达一周的改善活动。