六级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.
通过提供帮助延长产品寿命的服务,他们向消费者承诺质量和耐用性,并因环保而获得声誉。
2019年6月六级真题(第二套)阅读 Section B
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