I mention the importance of these military-to-military relationships because the US in this new century is undergoing a significant transformation of its military arrangements and partnerships around the globe – necessary adjustments based on the new realities, and new threats, that have emerged since the end of the Cold War.
我提及这些军队间关系的重要性，这是因为在这一新世纪中，美国正在经历一场重大军事安排和全球伙伴的变革。由于冷战结束后涌现的新现实以及新威胁，这些调整是必要的。