Russia may prefer sabotage of critical infrastructure over nuclear weapons 相比核武器，俄罗斯可能更愿意破坏关键基础设施
Attacks on gas pipelines, train networks and airport computer systems underline the risks spreading from war in Ukraine 针对天然气管道、铁路网络和机场计算机系统的袭击突显了乌克兰战争蔓延的风险。