Product Rejuvenation: The process by which a mature or declining product is altered, updated, repackaged or redesigned to lengthen the product life cycle and in turn extend sales demand.
产品复兴:对成熟产品或处于衰退期的产品进行改进、更新、再包装或者再设计的过程，以延长产品生命周期，扩大需求规模。
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