Allows community to take advantage of new technologies that may appear and that offer improved usability, cost effectiveness or energy efficiency.
允许社区享用新技术带来的提升的易用性，成本效益或能源效率。
2
This will create a self-reinforcing spiral of effectiveness, energy, power, and peaceful accomplishment.
同时创造出了一种在效率，精力，力量方面自我强化的能力，以及和平崛起的能力。
3
Beyond that, Washington has to maintain good relations with the AU to ensure the effectiveness of Africom as a key instrument of U.S. energy and counterterrorism policy.