planned obsolescence

例句：

1. 1.The company's decision to phase out its old models was a planned obsolescence strategy.
   该公司决定逐步淘汰旧型号，这是一项有计划的过时策略。
2. 2.The manufacturer's plan to introduce new features in the next model is a deliberate attempt to avoid planned obsolescence.
   制造商计划在下一个型号中引入新功能，这是有意避免有计划的过时的策略。
3. 3. The government's decision to phase out certain outdated technologies was a calculated move to prevent planned obsolescence.
   政府决定逐步淘汰某些过时技术，这是一项预防有计划的过时的计算行动。