formation and development

例句：

1. 1. Theformation and development of the new city arecrucial for its future success.
   新城市的形成和发展对于其未来的成功至关重要。
2. 2. The growth oftechnology has revolutionized the way we liveand work.
   技术的发展已经改变了我们的生活方式和工作方式。
3. 3. The development of renewable energy sources isessential for reducing our carbon footprint.
   发展可再生能源是减少我们碳足迹的关键。