W5L2-商业基础-产品生命周期

一.化妆品的生命周期

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二.Product Life Cycle Stages

As consumers, we buy millions of products every year. And just like us, these products have a life cycle. Older, long-established products eventually  become less popular, while in contrast, the demand for new, more modern goods usually increases quite rapidly after they are launched.

重点词汇:product 产品  cycle  周期  older较老的  more  modern 更现代  demand 需求http://productlifecyclestages.com/