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- The Air Force theorized that it would be even more efficient to develop aircraft that would be relatively invisible to enemy radar. 空军的理论是，发展那种使敌人雷达难以发现的飞机，是减少飞机和人员伤亡的更为有效的途径。
- research and development aircraft 研究发展型飞机
- He tracked out the course and development of it. 他根据遗迹探索出该事物的进程和发展。
- Concern about ecology is a recent development. 对生态的关心是最近才有的事。
- A factory must try to diversify for further development. 一个工厂要获得进一步发展就要努力使产品多样化。
- The development was adverse to our interests. 这种发展与我们的利益背道而驰。
- The town has been designated a development area. 该城市已被定为开发区。
- The laval council finance the development of the marina. 开发小船坞的资金是由当地议会提供的。
- The development and growth of an embryo. 胚胎发生胚胎的发展与生长
- Insufficient mental development. 智力缺陷，智障智能发育不足
- Conditions were propitious for development. 情况对发展很有利。
- Inadequate food can stunt a child's development. 食物不足能影响儿童的发育。
- It's a process of gradual development. 这是一个逐渐发展的过程。
- The book traces the development of philosophy. 该书追溯了哲学的发展过程。
- This has perverted the development of that country. 这使该国的发展走上了邪路。
- Environment conditions an animal's development. 环境能影响动物的成长。
- The fall in the oil price will help our economic development on. 石油价格的下降将促进我们的经济的发展。
- The design, development, and production of aircraft. 飞机制造飞机的设计、发展及生产
- The formation and development of bodily tissues. 组织发生身体组织的形式的发育
- That was an economy buoyed up by the new development of industry. 那是一种受到工业新发展所支持的经济。
