产品寿命有两种含义，即使用寿命和市场寿命。产品使用寿命是指一件产品能使用多长时间；产品市场寿命则是指市场生命周期。
通过提供延长产品寿命的服务，他们向消费者承诺质量和耐用性，并获得了环保的赞誉。
By offering services to help expand the longevity of their products, they're promising quality and durability to consumers, and receiving the reputational gains for being environmentally friendly.
一些公司认为产品寿命的延长对环境和消费者都有好处。
Some companies believe that products' prolonged lifespan benefits both the environment and customers.
通过提供帮助延长产品寿命的服务，他们向消费者确保产品的质量和耐用性，还因其环保的做法而赢得声誉。
By offering services to help expand the longevity of their products, they' re promising quality and durability to consumers, and receiving the reputational gains for being environmentally friendly.
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