The current system requires constant sustainment intervention to maintain operations and does not address the growing population of small and micro satellites in orbit.
目前系统需要不断操作干预以保持运作，并且没有解决日益增长的轨道上小型和微型卫星的数量。
2
Instead, defending a system requires constant vigilance to create, find, apply, test, and adjust any number of individual measures.
相反，要想保护系统，必须时刻保持警惕，不断创建、寻找、应用、测试和调整许多安全措施。
3
And without a simple system, constant communication to spread knowledge, and feedback to steer with, it's tough to be brave.