cyber-defenceEconomist⁴¹³⁰³⁺² 例句 Important thinking about the tactical and legal concepts of cyber-warfare is taking place in a former Soviet barracks in Estonia, now home to NATO’s “centre of excellence” for cyber-defence. 有关网络战战术与合法概念的重要思想，在爱沙尼亚的前苏联军营中就诞生了。 putclub